patch 8.2.3767: crash when using NULL partial

Problem:    Crash when using NULL partial.
Solution:   Check for NULL.
diff --git a/src/version.c b/src/version.c
index 0199aca..c3e34e4 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3767,
+/**/
     3766,
 /**/
     3765,