patch 9.0.1464: strace filetype detection is expensive

Problem:    Strace filetype detection is expensive.
Solution:   Match with a cheap pattern first. (Federico Mengozzi,
            closes #12220)

src/version.c

@@ -695,6 +695,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1464,
 /**/
     1463,
 /**/