style fix

src/http/ngx_http_core_module.c

diff --git a/src/http/ngx_http_core_module.c b/src/http/ngx_http_core_module.c
index da0288d..a52b621 100644
--- a/src/http/ngx_http_core_module.c
+++ b/src/http/ngx_http_core_module.c
@@ -69,7 +69,7 @@
     void *conf);
 static char *ngx_http_core_internal(ngx_conf_t *cf, ngx_command_t *cmd,
     void *conf);
-static char * ngx_http_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd,
+static char *ngx_http_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd,
     void *conf);
 
 static char *ngx_http_core_lowat_check(ngx_conf_t *cf, void *post, void *data);