Bump docker/login-action from 3.3.0 to 3.6.0 (#1308)

Bumps [docker/login-action](https://github.com/docker/login-action) from 3.3.0 to 3.6.0.
- [Release notes](https://github.com/docker/login-action/releases)
- [Commits](docker/login-action@v3.3.0...5e57cd1)

---
updated-dependencies:
- dependency-name: docker/login-action
  dependency-version: 3.6.0
  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/ci.yml

@@ -293,7 +293,7 @@ jobs:
           name: nginx-agent-unsigned-snapshots
           path: build
       - name: Login to Docker Registry
-        uses: docker/login-action@184bdaa0721073962dff0199f1fb9940f07167d1 # v3.5.0
+        uses: docker/login-action@5e57cd118135c172c3672efd75eb46360885c0ef # v3.6.0
         with:
           registry: ${{ secrets.TEST_REGISTRY_URL }}
           username: ${{ secrets.REGISTRY_USERNAME }}
@@ -414,7 +414,7 @@ jobs:
           name: nginx-agent-unsigned-snapshots
           path: build
       - name: Login to Docker Registry
-        uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 # v3.3.0
+        uses: docker/login-action@5e57cd118135c172c3672efd75eb46360885c0ef # v3.6.0
         with:
           registry: ${{ secrets.TEST_REGISTRY_URL }}
           username: ${{ secrets.REGISTRY_USERNAME }}