patch 9.1.0092: Compiler warning for missing type in scroll_event()

Problem:  Compiler warning for missing type in scroll_event()
          (chdiza)
Solution: Declare display_type explicitly as integer

fixes: #14005

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index 91abfe1..86ed8b7 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    92,
+/**/
     91,
 /**/
     90,