phpfpm_additional: add init script file type

phpfpm_additional.fc

@@ -0,0 +1 @@
+/etc/rc\.d/init\.d/php-fpm     --      gen_context(system_u:object_r:phpfpm_initrc_exec_t,s0)

phpfpm_additional.te

@@ -1,4 +1,4 @@
-policy_module(phpfpm_additional, 0.0.2)
+policy_module(phpfpm_additional, 0.0.4)
 
 require {
   type phpfpm_t;
@@ -8,6 +8,9 @@ require {
   type usr_t;
 }
 
+type phpfpm_initrc_exec_t;
+init_script_file(phpfpm_initrc_exec_t)
+
 allow phpfpm_t self:process sigkill;
 
 miscfiles_read_all_certs(phpfpm_t)