patch 8.2.3814: .csx files and .sln files are not recognized

Problem:    .csx files and .sln files are not recognized.
Solution:   Add filetype patterns. (Doug Kearns)
diff --git a/src/version.c b/src/version.c
index b8f9d9a..3395864 100644
--- a/src/version.c
+++ b/src/version.c
@@ -750,6 +750,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3814,
+/**/
     3813,
 /**/
     3812,