Mobile Stories block - unit tests for BlockMediaUpdateProgress (#26423)

* adding upload progress tests on BLockMediaUpdateProgress component (mediaFiles collection)

* added save event tests for BlockMediaUpdateProgress component

* ids in mediaFiles array are always strings, fixed that

* updated function name passed by props

* fixed mediaFiles const passing for saving, using tempMediaFiles

* fixed state change for saveReset signal, was changing upload state instead

* fixed typo

* fixed using save state var

* changed to more descriptive test names

* removed commented line

* renamed vars to match bridge signal name

packages/block-editor/src/components/block-media-update-progress/index.native.js

@@ -153,7 +153,7 @@ export class BlockMediaUpdateProgress extends React.Component {
 	}
 
 	mediaSaveStateReset( payload ) {
-		this.setState( { isUploadInProgress: false, isUploadFailed: false } );
+		this.setState( { isSaveInProgress: false, isSaveFailed: false } );
 		if ( this.props.onMediaSaveStateReset ) {
 			this.props.onMediaSaveStateReset( payload );
 		}