Fixed Go package and PHP module building.

Go package and PHP module could not be built after changeset 5817734dd9b9.

Author: igorsysoev

src/go/unit/nxt_go_run_ctx.h

@@ -9,7 +9,7 @@
 
 
 #include <nxt_main.h>
-#include <nxt_application.h>
+#include <nxt_router.h>
 #include <nxt_port_memory_int.h>
 
 #ifndef _NXT_GO_PROCESS_T_DEFINED_

src/nxt_php_sapi.c

@@ -11,7 +11,7 @@
 #include "php_variables.h"
 
 #include <nxt_main.h>
-#include <nxt_application.h>
+#include <nxt_router.h>
 
 
 static nxt_int_t nxt_php_init(nxt_task_t *task, nxt_common_app_conf_t *conf);