[PATCH] x86: gitignore some autogenerated files for i386

Add some more gitignore files for i386 architecture.  This files are
created during the build process of a i386 kernel.

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>