updated for version 7.3.1153

Problem:    New regexp engine: Some look-behind matches are very expensive.
Solution:   Pospone invisible matches further, until a match is almost found.

src/version.c

@@ -728,6 +728,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1153,
 /**/
     1152,
 /**/