fix(test): Native test namespace refactor (#1595)

test/androidx/app/build.gradle

@@ -24,6 +24,8 @@ android {
     compileSdkVersion cordovaConfig.COMPILE_SDK_VERSION
     buildToolsVersion cordovaConfig.BUILD_TOOLS_VERSION
 
+    namespace 'org.apache.cordova.unittests'
+
     defaultConfig {
         applicationId "org.apache.cordova.unittests"
         minSdkVersion cordovaConfig.MIN_SDK_VERSION

test/androidx/app/src/main/AndroidManifest.xml

@@ -17,8 +17,7 @@
        specific language governing permissions and limitations
        under the License.
 -->
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="org.apache.cordova.unittests">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
 
     <application
         android:allowBackup="true"