patch 9.1.0436: Crash when using '?' as separator for :s

Problem:  Crash when using '?' as separator for :s and pattern contains
          escaped '?'s (after 9.1.0409).
Solution: Always compute startplen. (zeertzjq).

related: neovim/neovim#28935
closes: 14832

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index de9afee..98ec475 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    436,
+/**/
     435,
 /**/
     434,