gateway: bump google-github-actions/setup-gcloud from 2.1.5 to 2.2.0 (#261)

Bumps [google-github-actions/setup-gcloud](https://github.com/google-github-actions/setup-gcloud) from 2.1.5 to 2.2.0.
- [Release notes](https://github.com/google-github-actions/setup-gcloud/releases)
- [Changelog](https://github.com/google-github-actions/setup-gcloud/blob/main/CHANGELOG.md)
- [Commits](google-github-actions/setup-gcloud@6a7c903...cb1e50a)

---
updated-dependencies:
- dependency-name: google-github-actions/setup-gcloud
  dependency-version: 2.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/dummy.yml

@@ -39,7 +39,7 @@ jobs:
       - uses: erisu/apache-rat-action@3127a8c18f3bb10e91c60e835144085b31c5c463  # v1.2.0
       - uses: erisu/license-checker-action@1c222d0c2f5898a4c40b8bd6fd6888650bd6f68a  # v2.0.0
       - uses: google-github-actions/auth@b7593ed2efd1c1617e1b0254da33b86225adb2a5  # v2.1.12
-      - uses: google-github-actions/setup-gcloud@6a7c903a70c8625ed6700fa299f5ddb4ca6022e9  # v2.1.5
+      - uses: google-github-actions/setup-gcloud@cb1e50a9932213ecece00a606661ae9ca44f3397  # v2.2.0
       - uses: graalvm/setup-graalvm@7f488cf82a3629ee755e4e97342c01d6bed318fa  # v1.3.5
       - uses: gradle/wrapper-validation-action@f9c9c575b8b21b6485636a91ffecd10e558c62f6  # v3.5.0
       - uses: hadolint/hadolint-action@54c9adbab1582c2ef04b2016b760714a4bfde3cf  # v3.1.0