Remove overly aggressive annotation validator

Annotations are not labels and should not be validated as such, as this potential messes up apply annotations that are valid.

Author: jkatz

pgo/cmd/cluster.go

@@ -22,7 +22,6 @@ import (
 "strings"
 
 "github.com/spf13/cobra"
-"k8s.io/apimachinery/pkg/util/validation"
 
 "github.com/crunchydata/postgres-operator/pgo/api"
 "github.com/crunchydata/postgres-operator/pgo/util"
@@ -573,17 +572,6 @@ func setClusterAnnotationGroup(annotationGroup map[string]string, annotations []
 os.Exit(1)
 }
 
-// validate if this the parts are valid annotation names
-for _, v := range parts {
-if errs := validation.IsValidLabelValue(v); len(errs) != 0 {
-fmt.Println(fmt.Sprintf("Error: %q is not valid for an annotation.", v))
-for _, e := range errs {
-fmt.Println(e)
-}
-os.Exit(1)
-}
-}
-
 annotationGroup[parts[0]] = parts[1]
 }
 }