.gitignore: Reflect recent client binary rename

Commit 77ab1721 renamed the client binaries; this change updates
.gitignore to follow this change.

Signed-off-by: Bryce Harrington <b.harrington@samsung.com>

clients/.gitignore

@@ -1,37 +1,38 @@
-calibrator
-clickdot
-cliptest
+weston-calibrator
+weston-clickdot
+weston-cliptest
+weston-dnd
+weston-editor
+weston-eventdemo
+weston-flower
+weston-fullscreen
+weston-gears
+weston-image
+weston-resizor
+weston-simple-egl
+weston-simple-shm
+weston-simple-touch
+weston-smoke
+weston-subsurfaces
+weston-transformed
+weston-view
+
 desktop-shell-client-protocol.h
 desktop-shell-protocol.c
-dnd
-editor
-eventdemo
-flower
-fullscreen
-gears
-image
 input-method-protocol.c
 input-method-client-protocol.h
 weston-keyboard
 libtoytoolkit.a
-resizor
 screenshooter-client-protocol.h
 screenshooter-protocol.c
-simple-egl
-simple-shm
-simple-touch
-smoke
 subsurface-client-protocol.h
 subsurface-protocol.c
-subsurfaces
 tablet-shell-client-protocol.h
 tablet-shell-protocol.c
 text-client-protocol.h
 text-cursor-position-client-protocol.h
 text-cursor-position-protocol.c
 text-protocol.c
-transformed
-view
 weston-desktop-shell
 weston-info
 weston-screensaver