Bump azure/setup-kubectl from 4.0.1 to 5.0.0 (#1601)

Bumps [azure/setup-kubectl](https://github.com/azure/setup-kubectl) from 4.0.1 to 5.0.0.
- [Release notes](https://github.com/azure/setup-kubectl/releases)
- [Changelog](https://github.com/Azure/setup-kubectl/blob/main/CHANGELOG.md)
- [Commits](Azure/setup-kubectl@v4.0.1...v5.0.0)

---
updated-dependencies:
- dependency-name: azure/setup-kubectl
  dependency-version: 5.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Author: dependabot[bot]

.github/workflows/build-deploy.yaml

@@ -64,7 +64,7 @@ jobs:
           repository: python-discord/infra
           path: infra
 
-      - uses: azure/setup-kubectl@v4.0.1
+      - uses: azure/setup-kubectl@v5.0.0
 
       - name: Authenticate with Kubernetes
         uses: azure/k8s-set-context@v4