[gnome-flashback] backends: fix header guards

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 628b0eeced27dcbe0d9b34378991ef549d9ff3e1
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun Jul 7 19:51:43 2019 +0300

    backends: fix header guards

 backends/gf-crtc-private.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/backends/gf-crtc-private.h b/backends/gf-crtc-private.h
index 98d4a48..570c1e7 100644
--- a/backends/gf-crtc-private.h
+++ b/backends/gf-crtc-private.h
@@ -22,8 +22,8 @@
  * - src/backends/meta-monitor-manager-private.h
  */
 
-#ifndef GF_CRTC_MODE_PRIVATE_H
-#define GF_CRTC_MODE_PRIVATE_H
+#ifndef GF_CRTC_PRIVATE_H
+#define GF_CRTC_PRIVATE_H
 
 #include <glib-object.h>