ONKYOdb: remove duplicate command

git-svn-id: svn://svn.code.sf.net/p/fhem/code@5462 2b470e98-0d58-463d-a4d8-8e2adae1ed80
ONKYO_AVR: fix video-in/out parser warning

git-svn-id: svn://svn.code.sf.net/p/fhem/code@5463 2b470e98-0d58-463d-a4d8-8e2adae1ed80