patch 9.0.0984: GUI: remote_foreground() does not always work

Problem:    GUI: remote_foreground() does not always work. (Ron Aaron)
Solution:   For GTK use gtk_window_set_keep_above(). (issue #11641)
diff --git a/src/version.c b/src/version.c
index e78e71f..6f303d1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    984,
+/**/
     983,
 /**/
     982,