style fix: remove trailing spaces

src/core/ngx_inet.c

diff --git a/src/core/ngx_inet.c b/src/core/ngx_inet.c
index 35638e5..5c88a9d 100644
--- a/src/core/ngx_inet.c
+++ b/src/core/ngx_inet.c
@@ -290,7 +290,7 @@
 
         if (uri < port) {
             port = NULL;
-        } 
+        }
     }
 
     if (port) {