patch 8.1.2185: syntax test fails

Problem:    Syntax test fails.
Solution:   Add missing file patch.
diff --git a/src/version.c b/src/version.c
index 447f761..dd957cd 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2185,
+/**/
     2184,
 /**/
     2183,