Add date_timezone php.ini option

defaults/main.yml

@@ -76,3 +76,4 @@ phpinidefault:
   post_max_size: 64M
   upload_max_filesize: 64M
   memory_limit: 128M
+  date_timezone: UTC

templates/php-fpm/php.ini.j2

@@ -925,7 +925,7 @@ cli_server.color = On
 [Date]
 ; Defines the default timezone used by the date functions
 ; http://php.net/date.timezone
-date.timezone = "UTC"
+date.timezone = "{{ phpini.date_timezone }}"
 
 ; http://php.net/date.default-latitude
 ;date.default_latitude = 31.7667