More iOS workflow fixes (#367)

* More iOS workflow fixes

* revert to building android in debug

- Needs signing key otherwise

.github/workflows/android.yaml

@@ -39,4 +39,4 @@ jobs:
         flutter upgrade
         flutter pub get
         cp lib/dummy_dsn.dart lib/dsn.dart
-        flutter build apk --release --no-tree-shake-icons
+        flutter build apk --debug

.github/workflows/ios.yaml

@@ -25,7 +25,8 @@ jobs:
     - name: Setup Flutter
       uses: subosito/flutter-action@v2
       with:
-        flutter-version: '3.10.43'
+        flutter-version: '3.10.4'
+        channel: 'stable'
     - name: Collect Translation Files
       run: |
         cd lib/l10n