Add myself as the the code owner for the AVR backend

Summary:
As I maintain the AVR backend and am currently in the process of migrating it in tree, it makes sense to add myself as the code owner.

Thoughts welcome!

Differential Revision: http://reviews.llvm.org/D14002

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@251471 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed