patch 8.2.0960: cannot use :import in legacy Vim script

Problem:    Cannot use :import in legacy Vim script.
Solution:   Support :import in any Vim script.
diff --git a/src/version.c b/src/version.c
index 1479c2a..d6976c5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    960,
+/**/
     959,
 /**/
     958,