gateway: bump burnett01/rsync-deployments from 8.0.3 to 8.0.4

Bumps [burnett01/rsync-deployments](https://github.com/burnett01/rsync-deployments) from 8.0.3 to 8.0.4.
- [Release notes](https://github.com/burnett01/rsync-deployments/releases)
- [Commits](Burnett01/rsync-deployments@7659d60...dc0d5d4)

---
updated-dependencies:
- dependency-name: burnett01/rsync-deployments
  dependency-version: 8.0.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/dummy.yml

@@ -49,7 +49,7 @@ jobs:
         if: false
       - uses: browser-actions/setup-geckodriver@5ef1526ed36211ab6cb531ec1cfb11f924ca2dee
         if: false
-      - uses: burnett01/rsync-deployments@7659d600d8bdd035bb5cdfba1d4bd0dd4a307ca6  # 8.0.3
+      - uses: burnett01/rsync-deployments@dc0d5d44c4728aad3f02154a87309809e62a960f  # 8.0.4
         if: false
       - uses: carloscastrojumo/github-cherry-pick-action@503773289f4a459069c832dc628826685b75b4b3  # v1.0.10
         if: false