fix(android): ads build and enable ads in android sample (#3376)

* fix: refactor androidx core version management

* chore: fix missing import rework for media3

* fix: enable IMA in sample

* chore: rename stub fie

* chore: code review, fix variable name

* chore: reorder imports

* chore: fix linking in sample

* chore: fix stub management

* chore: few cleans and ensure we don't use ima is disabled

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Co-authored-by: olivier <olivier.bouillet@ifeelsmart.com>

examples/basic/src/VideoPlayer.tsx

@@ -715,7 +715,7 @@ class VideoPlayer extends Component {
             this.video = ref;
           }}
           source={this.srcList[this.state.srcListId]}
-          //adTagUrl={this.srcList[this.state.srcListId]?.adTagUrl}
+          adTagUrl={this.srcList[this.state.srcListId]?.adTagUrl}
           style={viewStyle}
           rate={this.state.rate}
           paused={this.state.paused}