patch 8.1.0332: get Gdk-Critical error on first balloon show

Problem:    Get Gdk-Critical error on first balloon show.
Solution:   Get screen geometry using the draw area widget. (Davit Samvelyan,
            closes #3386)

src/version.c

@@ -794,6 +794,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    332,
 /**/
     331,
 /**/