There are several entries here which are not needed with the
modern license handling code:
gcc-source - moved to direct handling in base.bbclass
(due to version appended to the name)
libgcc - Listed as GPLv3 exception for its packages
libgcc-initial - Listed as GPLv3 exception
gcc-runtime - Indivisual packages listed as GPLv3 exception where appropriate
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
