Fix expo setup for Android

Author: charpeni

platforms/expo/48/android/app/build.gradle

@@ -113,9 +113,9 @@ android {
 
     compileSdkVersion rootProject.ext.compileSdkVersion
 
-    namespace "com.48"
+    namespace "com.expo48"
     defaultConfig {
-        applicationId "com.48"
+        applicationId "com.expo48"
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
         versionCode 1

platforms/expo/48/android/app/src/debug/java/com/48/ReactNativeFlipper.java

@@ -4,7 +4,7 @@
  * <p>This source code is licensed under the MIT license found in the LICENSE file in the root
  * directory of this source tree.
  */
-package com.48;
+package com.expo48;
 
 import android.content.Context;
 import com.facebook.flipper.android.AndroidFlipperClient;

…p/src/main/java/com/48/MainActivity.java …c/main/java/com/expo48/MainActivity.javaplatforms/expo/48/android/app/src/main/java/com/48/MainActivity.java renamed to platforms/expo/48/android/app/src/main/java/com/expo48/MainActivity.java platforms/expo/48/android/app/src/main/java/com/48/MainActivity.java renamed to platforms/expo/48/android/app/src/main/java/com/expo48/MainActivity.java

@@ -1,4 +1,4 @@
-package com.48;
+package com.expo48;
 
 import android.os.Build;
 import android.os.Bundle;

…rc/main/java/com/48/MainApplication.java …ain/java/com/expo48/MainApplication.javaplatforms/expo/48/android/app/src/main/java/com/48/MainApplication.java renamed to platforms/expo/48/android/app/src/main/java/com/expo48/MainApplication.java platforms/expo/48/android/app/src/main/java/com/48/MainApplication.java renamed to platforms/expo/48/android/app/src/main/java/com/expo48/MainApplication.java

@@ -1,4 +1,4 @@
-package com.48;
+package com.expo48;
 
 import android.app.Application;
 import android.content.res.Configuration;

platforms/expo/48/android/app/src/release/java/com/48/ReactNativeFlipper.java

@@ -4,7 +4,7 @@
  * <p>This source code is licensed under the MIT license found in the LICENSE file in the root
  * directory of this source tree.
  */
-package com.48;
+package com.expo48;
 
 import android.content.Context;
 import com.facebook.react.ReactInstanceManager;