Typo fix in php.ini-production

Possibe -> Possible

Author: AdrianVerde

php.ini-production

@@ -1942,7 +1942,7 @@ ldap.max_links = -1
 ;openssl.capath=
 
 [ffi]
-; FFI API restriction. Possibe values:
+; FFI API restriction. Possible values:
 ; "preload" - enabled in CLI scripts and preloaded files (default)
 ; "false"   - always disabled
 ; "true"    - always enabled