chore(deps): bump docker/login-action from 2 to 3

Bumps [docker/login-action](https://github.com/docker/login-action) from 2 to 3.
- [Release notes](https://github.com/docker/login-action/releases)
- [Commits](docker/login-action@v2...v3)

---
updated-dependencies:
- dependency-name: docker/login-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/build.yml

@@ -42,7 +42,7 @@ jobs:
       - name: Login to GAR
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: docker/login-action@v2
+        uses: docker/login-action@v3
         # use service account flow defined at: https://github.com/docker/login-action#service-account-based-authentication-1
         with:
           registry: us-docker.pkg.dev

.github/workflows/release.yml

@@ -79,7 +79,7 @@ jobs:
       - name: Login to GAR
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: docker/login-action@v2
+        uses: docker/login-action@v3
         # use service account flow defined at: https://github.com/docker/login-action#service-account-based-authentication-1
         with:
           registry: us-docker.pkg.dev