perf tools: .gitignore += config.make config.make.autogen

These are local-configuration files and should be ignored.

LKML-Reference: <1276516847-25817-1-git-send-email-kirr@landau.phys.spbu.ru>
Signed-off-by: NKirill Smelkov <kirr@landau.phys.spbu.ru>
Signed-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/.gitignore

@@ -18,3 +18,5 @@ perf-archive
 tags
 TAGS
 cscope*
+config.mak
+config.mak.autogen