Edify: Add AssertSomeBaseband

Allow releasetools.py to assert a baseband version. Works just like
AssertSomeBootloader.

Change-Id: Ic8eb341cef1d777d983be25ba21a3bc545819c29
Add CMake files to mgrep

Change-Id: I0d153693f88956b9fc84a4826652fc70ed58bb24