add more arch-specific include/ ignores

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

include/.gitignore

@@ -1,14 +1,23 @@
 /bits/
 /config/
+
+/bfin_fixed_code.h
+/bfin_l1layout.h
+/bfin_sram.h
 /dl-osinfo.h
 /fpu_control.h
 /hp-timing.h
 /pthread.h
 /semaphore.h
+/sgidefs.h
+
 /sys/acct.h
+/sys/asm.h
+/sys/cachectl.h
 /sys/debugreg.h
 /sys/elf.h
 /sys/epoll.h
+/sys/fpregdef.h
 /sys/inotify.h
 /sys/io.h
 /sys/perm.h
@@ -16,6 +25,9 @@
 /sys/procfs.h
 /sys/ptrace.h
 /sys/reg.h
+/sys/regdef.h
+/sys/sysmips.h
+/sys/tas.h
 /sys/ucontext.h
 /sys/user.h
 /sys/vm86.h