build: (deps): bump maxim-lobanov/setup-xcode from 1.5.1 to 1.6.0

Bumps [maxim-lobanov/setup-xcode](https://github.com/maxim-lobanov/setup-xcode) from 1.5.1 to 1.6.0.
- [Release notes](https://github.com/maxim-lobanov/setup-xcode/releases)
- [Commits](https://github.com/maxim-lobanov/setup-xcode/compare/v1.5.1...v1.6.0)

---
updated-dependencies:
- dependency-name: maxim-lobanov/setup-xcode
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/integrate.yaml

@@ -80,6 +80,8 @@ jobs:
           flutter-version: ${{ env.FLUTTER_VERSION }}
           cache: true
       - name: Setup Xcode version
-        uses: maxim-lobanov/setup-xcode@v1.5.1
+        uses: maxim-lobanov/setup-xcode@v1.6.0
+        with:
+          xcode-version: latest
       - run: flutter pub get
       - run: flutter build ios --no-codesign