manifest: Trebuchet

Change-Id: I387b177bd86d836efc15578fe6497cc20c18cf48
manifest: Track our own prebuilts/misc

Change-Id: I82366a40841b2c535ef6dc68e1c1cd3b914ded27
Add telephony-msim to the build

Change-Id: I6e18f97ce162476a8d3c339997005d1515361306