hack: verify golangci-lint config, update text

hack/golangci-hints.yaml

@@ -205,7 +205,7 @@ linters-settings: # please keep this alphabetized
       msg: should not be used because managedFields was removed
     - p: \.Add$
       pkg: ^k8s\.io/component-base/featuregate$
-      msg: should not use MutableFeatureGate.Add, use AddVersioned instead
+      msg: should not use Add, use AddVersioned instead
     - p: ^gomega\.BeTrue$
       pkg: ^github.com/onsi/gomega$
       msg: "it does not produce a good failure message - use BeTrueBecause with an explicit printf-style failure message instead, or plain Go: if ... { ginkgo.Fail(...) }"

hack/golangci.yaml

@@ -271,7 +271,7 @@ linters-settings: # please keep this alphabetized
       msg: should not be used because managedFields was removed
     - p: \.Add$
       pkg: ^k8s\.io/component-base/featuregate$
-      msg: should not use MutableFeatureGate.Add, use AddVersioned instead
+      msg: should not use Add, use AddVersioned instead
   gocritic:
     enabled-checks:
       - equalFold

hack/golangci.yaml.in

@@ -223,7 +223,7 @@ linters-settings: # please keep this alphabetized
       msg: should not be used because managedFields was removed
     - p: \.Add$
       pkg: ^k8s\.io/component-base/featuregate$
-      msg: should not use MutableFeatureGate.Add, use AddVersioned instead
+      msg: should not use Add, use AddVersioned instead
     {{- if .Hints}}
     - p: ^gomega\.BeTrue$
       pkg: ^github.com/onsi/gomega$

hack/verify-golangci-lint-config.sh

@@ -15,7 +15,7 @@
 # limitations under the License.
 
 # This script checks that all generated golangci-lint configurations
-# are up-to-date.
+# are up-to-date and the config hack/golangci.yaml is valid.
 
 set -o errexit
 set -o nounset
@@ -24,4 +24,9 @@ set -o pipefail
 KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
 source "${KUBE_ROOT}/hack/lib/verify-generated.sh"
 
+golangci=("${GOBIN}/golangci-lint")
+golangci_config="${KUBE_ROOT}/hack/golangci.yaml"
+
 kube::verify::generated "" "Please run 'hack/update-golangci-lint-config.sh'" hack/update-golangci-lint-config.sh
+
+"${golangci[@]}" config verify --config="${golangci_config}"