[mutter] .gitignore: Add more things to ignore

[Jonas Ådahl <jadahl src gnome org>]

commit a2959510e55403677971b6a038bbf3d1fb6ba844
Author: Jonas Ådahl <jadahl gmail com>
Date:   Wed Dec 13 12:16:19 2017 +0800

    .gitignore: Add more things to ignore
    
    Various protocol files had not been added.
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/5
    https://bugzilla.gnome.org/show_bug.cgi?id=791938

 .gitignore | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/.gitignore b/.gitignore
index fb396a494..39fe0bb4e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -92,6 +92,12 @@ src/xdg-output-unstable-v1-protocol.c
 src/xdg-output-unstable-v1-server-protocol.h
 src/xwayland-keyboard-grab-unstable-v1-protocol.c
 src/xwayland-keyboard-grab-unstable-v1-server-protocol.h
+src/tablet-unstable-v*-protocol.c
+src/tablet-unstable-v*-server-protocol.h
+src/keyboard-shortcuts-inhibit-unstable-v*-protocol.c
+src/keyboard-shortcuts-inhibit-unstable-v*-server-protocol.h
+src/linux-dmabuf-unstable-v*-protocol.c
+src/linux-dmabuf-unstable-v*-server-protocol.h
 src/meta/meta-version.h
 src/libmutter-*.pc
 doc/reference/*.args