patch 8.2.5114: time limit on searchpair() does not work properly

Problem:    Time limit on searchpair() does not work properly.
Solution:   Set the time limit once instead of for each regexp. (closes #10562)

src/version.c

@@ -734,6 +734,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    5114,
 /**/
     5113,
 /**/