Don't report leak on unclean_shutdown during startup

In particular if an invalid ini option is specified.

main/main.c

@@ -2322,7 +2322,7 @@ int php_module_startup(sapi_module_struct *sf, zend_module_entry *additional_mod
 
 	/* Don't leak errors from startup into the per-request phase. */
 	clear_last_error();
-	shutdown_memory_manager(!PG(report_memleaks), 0);
+	shutdown_memory_manager(!PG(report_memleaks) || CG(unclean_shutdown), 0);
  	virtual_cwd_activate();
 
 	zend_interned_strings_switch_storage(1);