remove GWC status kubebuilder validation for supportedFeatures

Author: LiorLieberman

.github/workflows/supported_features.yml

@@ -266,7 +266,4 @@ type GatewayClassList struct {
 
 // SupportedFeature is used to describe distinct features that are covered by
 // conformance tests.
-// +NOTE kububuilder enum validation below has a freshness check configured.
-// +Please refrain from adding a line between the line below and `type SupportedFeature string`.
-// +kubebuilder:validation:Enum=Gateway;GatewayPort8080;GatewayStaticAddresses;HTTPRoute;HTTPRouteBackendProtocolH2C;HTTPRouteBackendProtocolWebSocket;HTTPRouteBackendTimeout;HTTPRouteDestinationPortMatching;HTTPRouteHostRewrite;HTTPRouteMethodMatching;HTTPRouteParentRefPort;HTTPRoutePathRedirect;HTTPRoutePathRewrite;HTTPRoutePortRedirect;HTTPRouteQueryParamMatching;HTTPRouteRequestMirror;HTTPRouteRequestMultipleMirrors;HTTPRouteRequestTimeout;HTTPRouteResponseHeaderModification;HTTPRouteSchemeRedirect;Mesh;ReferenceGrant;TLSRoute
 type SupportedFeature string