build(deps): bump superfly/flyctl-actions from 1.4 to 1.5 (#604)

Bumps [superfly/flyctl-actions](https://github.com/superfly/flyctl-actions) from 1.4 to 1.5.
- [Release notes](https://github.com/superfly/flyctl-actions/releases)
- [Commits](superfly/flyctl-actions@1.4...1.5)

---
updated-dependencies:
- dependency-name: superfly/flyctl-actions
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/deploy-demo.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: superfly/flyctl-actions@1.4
+      - uses: superfly/flyctl-actions@1.5
         with:
           args: deploy
         env: