[android] Get rid of deprecated package XML attribute

Summary:
We use the namespace everywhere now.

Test Plan:
See if this also works with Buck by importing.

Tags:

android/no-op/src/main/AndroidManifest.xml

@@ -6,6 +6,5 @@
   ~ file in the root directory of this source tree.
   -->
 
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.facebook.flipper">
+<manifest>
 </manifest>

android/plugins/leakcanary/src/main/AndroidManifest.xml

@@ -6,6 +6,5 @@
   ~ file in the root directory of this source tree.
   -->
 
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.facebook.flipper.plugins.leakcanary">
+<manifest>
 </manifest>

android/plugins/leakcanary2/src/main/AndroidManifest.xml

@@ -6,6 +6,5 @@
   ~ file in the root directory of this source tree.
   -->
 
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.facebook.flipper.plugins.leakcanary2">
+<manifest>
 </manifest>

android/plugins/litho/src/main/AndroidManifest.xml

@@ -6,6 +6,5 @@
   ~ file in the root directory of this source tree.
   -->
 
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.facebook.flipper.plugins.litho">
+<manifest>
 </manifest>

android/plugins/network/src/main/AndroidManifest.xml

@@ -6,6 +6,5 @@
   ~ file in the root directory of this source tree.
   -->
 
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.facebook.flipper.plugins.network">
+<manifest>
 </manifest>

android/plugins/retrofit2-protobuf/src/main/AndroidManifest.xml

@@ -6,6 +6,5 @@
   ~ file in the root directory of this source tree.
   -->
 
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.facebook.flipper.plugins.retrofit2protobuf">
+<manifest>
 </manifest>

android/sample/AndroidManifest.xml

@@ -8,11 +8,8 @@
   -->
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    package="com.facebook.flipper.sample">
+    xmlns:tools="http://schemas.android.com/tools">
   <uses-permission android:name="android.permission.INTERNET" />
-  <uses-sdk android:minSdkVersion="15"
-            android:targetSdkVersion="31"/>
 
   <application
       android:name=".FlipperSampleApplication"

android/sample/build.gradle

@@ -13,7 +13,7 @@ android {
     buildToolsVersion rootProject.buildToolsVersion
     ndkVersion rootProject.ndkVersion
     defaultConfig {
-        minSdkVersion 21
+        minSdkVersion 23
         testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
         applicationId 'com.facebook.flipper.sample'
         targetSdkVersion rootProject.targetSdkVersion

android/third-party/AndroidManifest.xml

@@ -6,5 +6,5 @@
   ~ file in the root directory of this source tree.
   -->
 
-<manifest package="com.facebook.flipper.thirdparty">
+<manifest>
 </manifest>

android/tutorial/src/main/AndroidManifest.xml

@@ -5,8 +5,7 @@
   ~ file in the root directory of this source tree.
   -->
 
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.facebook.flipper.sample.tutorial">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
 
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />

xplat/AndroidManifest.xml

@@ -6,6 +6,5 @@
   ~ file in the root directory of this source tree.
   -->
 
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.facebook.xplat.sonar">
+<manifest>
 </manifest>