fix: add namespace to aos build gradle config (#391)

Author: OHHAKO

android/build.gradle

@@ -33,6 +33,7 @@ def getExtOrIntegerDefault(name) {
 
 android {
   compileSdkVersion getExtOrIntegerDefault("compileSdkVersion")
+  namespace "com.reactnativeimageresizer"
 
   defaultConfig {
     minSdkVersion getExtOrIntegerDefault("minSdkVersion")

android/src/main/AndroidManifest.xml

@@ -1,4 +1,3 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-          package="com.reactnativeimageresizer">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
 
 </manifest>