Bump kube-runtime from 0.52.0 to 0.53.0 in /cmd/pinniped-proxy (#2818)

Bumps [kube-runtime](https://github.com/clux/kube-rs) from 0.52.0 to 0.53.0.
- [Release notes](https://github.com/clux/kube-rs/releases)
- [Changelog](https://github.com/clux/kube-rs/blob/master/CHANGELOG.md)
- [Commits](kube-rs/kube@0.52.0...0.53.0)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

cmd/pinniped-proxy/Cargo.toml

@@ -22,7 +22,7 @@ kube = { version = "0.52.0" }
 # is sorted. AFAICT, the openapi json schema is only required when creating a
 # CRD (which we're not).
 kube-derive = { version = "0.52.0", default-features = false}
-kube-runtime = "0.52.0"
+kube-runtime = "0.53.0"
 k8s-openapi = { version = "0.11.0", default-features = false, features = ["v1_17"] }
 log = "0.4"
 native-tls = "0.2"