* Add notifyVirtualDaaScoreChanged to protowire.
* Add notifyVirtualDaaScoreChanged to the rest of kaspad.
* Add notifyVirtualDaaScoreChanged to the rest of kaspad.
* Test the DAA score notification in TestVirtualSelectedParentBlueScore.
* Rename TestVirtualSelectedParentBlueScore to TestVirtualSelectedParentBlueScoreAndVirtualDAAScore.
(cherry picked from commit 83e631548f206aaf2da5b2103681c715bc250c75)