patch 8.2.2116: MS-Windows GUI: test for 'guifont' is incomplete

Problem:    MS-Windows GUI: test for 'guifont' is incomplete.
Solution:   Set 'renderoptions'. (Christian Brabandt)
diff --git a/src/version.c b/src/version.c
index 3d48637..efb17f3 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2116,
+/**/
     2115,
 /**/
     2114,