Merge branch 'main' into feature/ML-260

* add billing permission

* remove billing library

android/app/build.gradle

@@ -106,6 +106,5 @@ flutter {
 }
 
 dependencies {
-    implementation "com.android.billingclient:billing-ktx:6.0.0"
     implementation "com.google.firebase:firebase-analytics:17.4.1"
 }

android/app/src/main/AndroidManifest.xml

@@ -53,4 +53,6 @@
     <uses-permission android:name="android.permission.RECORD_AUDIO" tools:node="remove" />
     <uses-permission android:name="android.permission.MICROPHONE" tools:node="remove" />
     <uses-feature android:name="android.hardware.microphone" android:required="false" />
+
+    <uses-permission android:name="com.android.vending.BILLING" />
 </manifest>

integration_test/e2e_test.dart

@@ -136,8 +136,8 @@ void testE2E(String description) {
       );
 
       /// Set another film and another ISO
-      await tester.openPickerAndSelect<IsoValuePicker, IsoValue>('200');
       await tester.openPickerAndSelect<FilmPicker, Film>(mockFilms[1].name);
+      await tester.openPickerAndSelect<IsoValuePicker, IsoValue>('200');
       await _expectMeteringStateAndMeasure(
         tester,
         equipmentProfile: mockEquipmentProfiles[1],