fix(user-app): restore release apk build

apps/user_app/android/app/build.gradle.kts

@@ -30,6 +30,10 @@ android {
             // TODO: Add your own signing config for the release build.
             // Signing with the debug keys for now, so `flutter run --release` works.
             signingConfig = signingConfigs.getByName("debug")
+            // tobias 5.3.4 ships legacy global consumer rules that currently
+            // crash AGP 9's R8 pass against androidx.core 1.17.0.
+            isMinifyEnabled = false
+            isShrinkResources = false
         }
     }
 }