[monitor] Remove armv8/thumbv8 bots

Remove all armv8/thumbv8 bots, which don't exist anymore (except
clang-cmake-armv8-lld).

Also add clang-cmake-thumbv7-full-sh to the test-suite category as well,
since it's now also running the test-suite.

Change-Id: I76c4982da55b7c6815af7fe5c40124c8ea387146
1 file changed