virLogGetOutputs: remove unnecessary braces

Commit 9275def reduced the if block to one line without removing the
braces.

Signed-off-by: Ján Tomko <jtomko@redhat.com>

src/util/virlog.c

@@ -1219,9 +1219,8 @@ virLogGetOutputs(void)
         }
     }
 
-    if (virBufferError(&outputbuf)) {
+    if (virBufferError(&outputbuf))
         goto error;
-    }
 
     virLogUnlock();
     return virBufferContentAndReset(&outputbuf);