Bump actions/upload-artifact from 3 to 4

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v3...v4)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/ci.yml

@@ -58,27 +58,27 @@ jobs:
       - name: Build APK
         run: ./gradlew assembleRelease
       - name: Upload store APK
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: hydra-store.apk
           path: app/build/outputs/apk/store/release/app-store-release.apk
           if-no-files-found: error
       - name: Upload foss APK
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: hydra-foss.apk
           path: app/build/outputs/apk/open/release/app-open-release.apk
           if-no-files-found: error
       - name: Build App Bundle
         run: ./gradlew bundleRelease
       - name: Upload store bundle
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: hydra-store.aab
           path: app/build/outputs/bundle/storeRelease/app-store-release.aab
           if-no-files-found: error
       - name: Upload foss bundle
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: hydra-foss.aab
           path: app/build/outputs/bundle/openRelease/app-open-release.aab