fix: hostplumber/Dockerfile to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-ALPINE316-BUSYBOX-6913410
- https://snyk.io/vuln/SNYK-ALPINE316-BUSYBOX-6913410
- https://snyk.io/vuln/SNYK-ALPINE316-MUSL-8720632
- https://snyk.io/vuln/SNYK-ALPINE316-MUSL-8720632

Author: snyk-bot

hostplumber/Dockerfile

@@ -21,7 +21,7 @@ RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -o manager main.go
 # Use distroless as minimal base image to package the manager binary
 # Refer to https://github.com/GoogleContainerTools/distroless for more details
 #FROM gcr.io/distroless/static:nonroot
-FROM alpine:3.16
+FROM alpine:3.22.1
 WORKDIR /
 
 RUN apk update && apk upgrade