openapi: commit low-change code-gen+sample-apiserver specs

The former is used as a smoke test to notice changes. The latter is supposed to be published and therefore must be commited. Both do not change much.

Author: sttts

.gitignore

@@ -111,9 +111,14 @@ kubernetes.tar.gz
 # TODO(thockin): uncomment this when we stop committing the generated files.
 #zz_generated.*
 zz_generated.openapi.go
+zz_generated_*_test.go
+
 # TODO(roycaihw): remove this when we stop committing the generated definition
 !staging/src/k8s.io/apiextensions-apiserver/pkg/generated/openapi/zz_generated.openapi.go
-zz_generated_*_test.go
+# low-change blueprint in code-generator to notice changes
+!staging/src/k8s.io/code-generator/_examples/apiserver/openapi/zz_generated.openapi.go
+# low-change sample-apiserver spec to be compilable when published
+!staging/src/k8s.io/sample-apiserver/pkg/generated/openapi/zz_generated.openapi.go
 
 # make-related metadata
 /.make/