Use apiextension v1

- upgrade from apiextension v1beta1 to v1
 - generate yaml manifest for crd intead of applying it at runtime
  - users will have to apply the manifest with kubectl
 - kg and kgctl log an error if the crd is not present
 - now validation should actually work

Signed-off-by: leonnicolas <leonloechner@gmx.de>

vendor/google.golang.org/protobuf/internal/filedesc/build.go

@@ -3,6 +3,9 @@
 // license that can be found in the LICENSE file.
 
 // Package filedesc provides functionality for constructing descriptors.
+//
+// The types in this package implement interfaces in the protoreflect package
+// related to protobuf descripriptors.
 package filedesc
 
 import (