chore(ci): Add dockerfmt CI check

[chaudum]

What this PR does / why we need it:

Unifies formatting of Dockerfiles

https://github.com/reteps/dockerfmt

[github-actions]

Helm Diff Output - Summary

Default Values Scenario-diff-output

Distributed Scenario-diff-output

Ingress Values Scenario-diff-output

default, loki-release-gateway, Deployment (apps) has changed:
  # Source: loki/templates/gateway/deployment-gateway-nginx.yaml
  apiVersion: apps/v1
  kind: Deployment
  metadata:
    name: loki-release-gateway
    namespace: default
    labels:
      helm.sh/chart: loki-6.29.0
      app.kubernetes.io/name: loki
      app.kubernetes.io/instance: loki-release
      app.kubernetes.io/version: "3.4.2"
      app.kubernetes.io/component: gateway
  spec:
    replicas: 1
    strategy:
      type: RollingUpdate
    revisionHistoryLimit: 10
    selector:
      matchLabels:
        app.kubernetes.io/name: loki
        app.kubernetes.io/instance: loki-release
        app.kubernetes.io/component: gateway
    template:
      metadata:
        annotations:
          checksum/config: 440a9cd2e87de46e0aad42617818d58f1e2daacb1ae594bad1663931faa44ebc
-         prometheus.io/port: "3100"
-         prometheus.io/scrape: "true"
        labels:
          app.kubernetes.io/name: loki
          app.kubernetes.io/instance: loki-release
          app.kubernetes.io/component: gateway
      spec:
        serviceAccountName: loki
        enableServiceLinks: true
        
        securityContext:
          fsGroup: 101
          runAsGroup: 101
          runAsNonRoot: true
          runAsUser: 101
        terminationGracePeriodSeconds: 30
        containers:
          - name: nginx
            image: docker.io/nginxinc/nginx-unprivileged:1.27-alpine
            imagePullPolicy: IfNotPresent
            ports:
              - name: http-metrics
                containerPort: 8080
                protocol: TCP
            readinessProbe:
              httpGet:
                path: /
                port: http-metrics
              initialDelaySeconds: 15
              timeoutSeconds: 1
            securityContext:
              allowPrivilegeEscalation: false
              capabilities:
                drop:
                - ALL
              readOnlyRootFilesystem: true
            volumeMounts:
              - name: config
                mountPath: /etc/nginx
              - name: tmp
                mountPath: /tmp
              - name: docker-entrypoint-d-override
                mountPath: /docker-entrypoint.d
            resources:
              {}
        affinity:
          podAntiAffinity:
            requiredDuringSchedulingIgnoredDuringExecution:
            - labelSelector:
                matchLabels:
                  app.kubernetes.io/component: gateway
              topologyKey: kubernetes.io/hostname
        volumes:
          - name: config
            configMap:
              name: loki-release-gateway
          - name: tmp
            emptyDir: {}
          - name: docker-entrypoint-d-override
            emptyDir: {}

Legacy Monitoring Values Scenario-diff-output

default, loki-release-gateway, Deployment (apps) has changed:
  # Source: loki/templates/gateway/deployment-gateway-nginx.yaml
  apiVersion: apps/v1
  kind: Deployment
  metadata:
    name: loki-release-gateway
    namespace: default
    labels:
      helm.sh/chart: loki-6.29.0
      app.kubernetes.io/name: loki
      app.kubernetes.io/instance: loki-release
      app.kubernetes.io/version: "3.4.2"
      app.kubernetes.io/component: gateway
  spec:
    replicas: 1
    strategy:
      type: RollingUpdate
    revisionHistoryLimit: 10
    selector:
      matchLabels:
        app.kubernetes.io/name: loki
        app.kubernetes.io/instance: loki-release
        app.kubernetes.io/component: gateway
    template:
      metadata:
        annotations:
          checksum/config: 440a9cd2e87de46e0aad42617818d58f1e2daacb1ae594bad1663931faa44ebc
-         prometheus.io/port: "3100"
-         prometheus.io/scrape: "true"
        labels:
          app.kubernetes.io/name: loki
          app.kubernetes.io/instance: loki-release
          app.kubernetes.io/component: gateway
      spec:
        serviceAccountName: loki
        enableServiceLinks: true
        
        securityContext:
          fsGroup: 101
          runAsGroup: 101
          runAsNonRoot: true
          runAsUser: 101
        terminationGracePeriodSeconds: 30
        containers:
          - name: nginx
            image: docker.io/nginxinc/nginx-unprivileged:1.27-alpine
            imagePullPolicy: IfNotPresent
            ports:
              - name: http-metrics
                containerPort: 8080
                protocol: TCP
            readinessProbe:
              httpGet:
                path: /
                port: http-metrics
              initialDelaySeconds: 15
              timeoutSeconds: 1
            securityContext:
              allowPrivilegeEscalation: false
              capabilities:
                drop:
                - ALL
              readOnlyRootFilesystem: true
            volumeMounts:
              - name: config
                mountPath: /etc/nginx
              - name: tmp
                mountPath: /tmp
              - name: docker-entrypoint-d-override
                mountPath: /docker-entrypoint.d
            resources:
              {}
        affinity:
          podAntiAffinity:
            requiredDuringSchedulingIgnoredDuringExecution:
            - labelSelector:
                matchLabels:
                  app.kubernetes.io/component: gateway
              topologyKey: kubernetes.io/hostname
        volumes:
          - name: config
            configMap:
              name: loki-release-gateway
          - name: tmp
            emptyDir: {}
          - name: docker-entrypoint-d-override
            emptyDir: {}

Simple Scalable AWS Kube IRSA Values Scenario-diff-output

Simple Thanos Values Scenario-diff-output

[chaudum]

Missing newline at the end of file