gcc-plugins: update architecture list in documentation

[Michael Ellerman]

On Mon, 2017-03-20 at 06:55:22 UTC, Andrew Donnellan wrote:
> Commit 65c059bcaa73 ("powerpc: Enable support for GCC plugins") enabled GCC
> plugins on powerpc, but neglected to update the architecture list in the
> docs. Rectify this.
> 
> Fixes: 65c059bcaa73 ("powerpc: Enable support for GCC plugins")
> Signed-off-by: Andrew Donnellan <andrew.donnellan at au1.ibm.com>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/cc638a488a5205713b51eabd047be6

cheers