patch 9.0.0214: splitting a line may duplicate virtual text

Problem:    Splitting a line may duplicate virtual text. (Ben Jackson)
Solution:   Don't duplicate a text property with virtual text. Make
            auto-indenting work better. (closes #10919)

src/version.c

@@ -735,6 +735,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    214,
 /**/
     213,
 /**/