Bump k8s.io/api from 0.21.1 to 0.21.3

Bumps [k8s.io/api](https://github.com/kubernetes/api) from 0.21.1 to 0.21.3.
- [Release notes](https://github.com/kubernetes/api/releases)
- [Commits](kubernetes/api@v0.21.1...v0.21.3)

---
updated-dependencies:
- dependency-name: k8s.io/api
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -20,7 +20,7 @@ require (
 	github.com/spf13/viper v1.7.1
 	github.com/stretchr/testify v1.7.0
 	google.golang.org/grpc/examples v0.0.0-20210730002332-ea9b7a0a7651 // indirect
-	k8s.io/api v0.21.1
+	k8s.io/api v0.21.3
 	k8s.io/apimachinery v0.21.1
 	k8s.io/cli-runtime v0.21.1
 	k8s.io/client-go v11.0.1-0.20190816222228-6d55c1b1f1ca+incompatible