compositor-wayland: Convert fullscreen flag to bool

Signed-off-by: Armin Krezović <krezovic.armin@gmail.com>
Reviewed-by: Quentin Glidic <sardemff7+git@sardemff7.net>
diff --git a/libweston/compositor-wayland.h b/libweston/compositor-wayland.h
index 3ca875a..d5c29f0 100644
--- a/libweston/compositor-wayland.h
+++ b/libweston/compositor-wayland.h
@@ -41,7 +41,7 @@
 	bool use_pixman;
 	bool sprawl;
 	char *display_name;
-	int fullscreen;
+	bool fullscreen;
 	char *cursor_theme;
 	int cursor_size;
 };