patch 8.1.2345: .cjs files are not recognized as Javascript

Problem:    .cjs files are not recognized as Javascript.
Solution:   Add the *.cjs pattern. (closes #5268)
diff --git a/src/version.c b/src/version.c
index 9df71b8..c35a5c0 100644
--- a/src/version.c
+++ b/src/version.c
@@ -738,6 +738,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2345,
+/**/
     2344,
 /**/
     2343,