patch 8.1.1765: get(func, dict, def) does not work properly

Problem:    get(func, dict, def) does not work properly.
Solution:   Handle NULL dict better. (Takuya Fujiwara, closes #4734)
diff --git a/src/version.c b/src/version.c
index 6619c7b..2ec8f4d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -778,6 +778,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1765,
+/**/
     1764,
 /**/
     1763,