gateway: bump VirtusLab/scala-cli-setup from 1.8.1 to 1.8.4 (#236)

Bumps [VirtusLab/scala-cli-setup](https://github.com/virtuslab/scala-cli-setup) from 1.8.1 to 1.8.4.
- [Release notes](https://github.com/virtuslab/scala-cli-setup/releases)
- [Commits](VirtusLab/scala-cli-setup@6b3ba0e...fd47cd1)

---
updated-dependencies:
- dependency-name: VirtusLab/scala-cli-setup
  dependency-version: 1.8.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/dummy.yml

@@ -14,7 +14,7 @@ jobs:
       - uses: JamesIves/github-pages-deploy-action@6c2d9db40f9296374acc17b90404b6e8864128c8  # v4.7.3
       - uses: JustinBeckwith/linkinator-action@3d5ba091319fa7b0ac14703761eebb7d100e6f6d  # v1.11.0
       - uses: Kesin11/actions-timeline@a7eaabf426cdae26c3582c3fa674b897170dec8f # v2.2.4
-      - uses: VirtusLab/scala-cli-setup@6b3ba0ee6968ad077b859cb12246deabd2f7cb78  # v1.8.1
+      - uses: VirtusLab/scala-cli-setup@fd47cd1667585511042cb0504fbae3c588d4dc0c  # v1.8.4
       - uses: actions/setup-go@d35c59abb061a4a6fb18e82ac0862c26744d6ab5  # v5.5.0
       - uses: addnab/docker-run-action@4f65fabd2431ebc8d299f8e5a018d79a769ae185  # v3
       - uses: aws-actions/configure-aws-credentials@b47578312673ae6fa5b5096b330d9fbac3d116df  # v4.2.1