Update README.md correct branch

README.md

@@ -39,7 +39,7 @@ For the full list, please look at this manifest https://github.com/nova-video-pl
 Get the repo tool (https://source.android.com/source/downloading), then type:
 ```
 mkdir aos; cd aos
-repo init -u https://github.com/nova-video-player/aos-AVP -b v6_2
+repo init -u https://github.com/nova-video-player/aos-AVP -b nova
 repo sync -j4
 repo forall -c 'git checkout -t $REPO_REMOTE/$REPO_RREV'
 make