Feature/kuberhealthy ingress fix (#50)

* Fixed kuberhealthy health check ingress

* Updated chart version 2.2.2

Author: shehbaz-pathan

charts/nopo11y-stack/Chart.yaml

@@ -48,4 +48,4 @@ dependencies:
 description: A Helm chart for observability stack
 name: nopo11y-stack
 type: application
-version: 2.2.1
+version: 2.2.2

charts/nopo11y-stack/templates/nginx-ingress.yaml

@@ -12,7 +12,6 @@ metadata:
   {{- if hasKey . "rewritePath" }}
   {{- if contains "nopo11y-health-check" .path }}
   annotations:
-    kubernetes.io/ingress.class: nginx
     nginx.ingress.kubernetes.io/rewrite-target: /
     nginx.ingress.kubernetes.io/add-base-url : "true"
   {{- end }}