Fix #76594: Bus Error due to unaligned access in zend_ini.c OnUpdateLong

Since commit ea83b69[1] changed the type of mbstring.strict_detection
from `long` to `zend_bool`, we have to update the `on_modify` callback
as well.

[1] http://git.php.net/?p=php-src.git;a=commit;h=ea83b69883f3f77fd27e4663fa854c88f141ab41

Author: cmb69

NEWS

@@ -17,6 +17,10 @@ PHP                                                                        NEWS
     incorrectly) - added new log related FPM configuration options:
     log_limit, log_buffering and decorate_workers_output. (Jakub Zelenka) 
 
+- mbstring:
+  . Fixed bug #76594 (Bus Error due to unaligned access in zend_ini.c
+    OnUpdateLong). (cmb, Nikita)
+
 - PDO_Firebird:
   . Fixed bug #74462 (PDO_Firebird returns only NULLs for results with boolean
     for FIREBIRD >= 3.0). (Dorin Marcoci)

ext/mbstring/mbstring.c

@@ -1502,7 +1502,7 @@ PHP_INI_BEGIN()
 
 	STD_PHP_INI_BOOLEAN("mbstring.strict_detection", "0",
 		PHP_INI_ALL,
-		OnUpdateLong,
+		OnUpdateBool,
 		strict_detection, zend_mbstring_globals, mbstring_globals)
 PHP_INI_END()
 /* }}} */