gitignore: ignore generated hz.bc file

Commit 70730bca13 causes kernel/hz.bc to be autogenerated at build time.
Let git ignore the file so it won't show up in git status.

Signed-off-by: Michel Lespinasse <walken@google.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Michel Lespinasse 2013-03-06 18:09:28 -08:00 • committed by Jiri Kosina
commit c6fcece92a