Rename no-op package namespace (#4754)

Summary:
[android] Rename no-op package namespace
Shouldn't affect anything but otherwise you get a warning:

```
[:android] /Users/realpassy/Projects/java/flipper/android/build/intermediates/merged_manifest/debug/AndroidManifest.xml Warning:
        Namespace 'com.facebook.flipper' used in: :android, com.facebook.flipper:flipper:0.182.0.
```

Pull Request resolved: https://github.com/facebook/flipper/pull/4754

Test Plan:
CI
Build sample

 ---
Stack created with [Sapling](https://sapling-scm.com). Best reviewed with [ReviewStack](https://reviewstack.dev/facebook/flipper/pull/4754).
* https://github.com/facebook/flipper/issues/4759
* https://github.com/facebook/flipper/issues/4758
* https://github.com/facebook/flipper/issues/4757
* https://github.com/facebook/flipper/issues/4756
* https://github.com/facebook/flipper/issues/4755
* __->__ https://github.com/facebook/flipper/issues/4754
* https://github.com/facebook/flipper/issues/4753
* https://github.com/facebook/flipper/issues/4752
* https://github.com/facebook/flipper/issues/4751

Reviewed By: ivanmisuno

Differential Revision: D46068943

Pulled By: passy

fbshipit-source-id: ac806cd1c8444875fe965c95095ba886592e72d0

android/no-op/build.gradle

@@ -8,7 +8,7 @@
 apply plugin: 'com.android.library'
 
 android {
-    namespace 'com.facebook.flipper'
+    namespace 'com.facebook.flipper.noop'
     compileSdkVersion rootProject.compileSdkVersion
     buildToolsVersion rootProject.buildToolsVersion
 

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

@@ -7,5 +7,5 @@
   -->
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.facebook.flipper">
+    package="com.facebook.flipper.noop">
 </manifest>