7127  remove -Wno-missing-braces from Makefile.uts

*** 163,174 ****
  {                                                       /* reserve for mp */
          ssize_t sw_freelist_size = klustsize / PAGESIZE * 2;
          int i, error;
  
          static const fs_operation_def_t swap_vfsops[] = {
!                 VFSNAME_SYNC, { .vfs_sync = swap_sync },
!                 NULL, NULL
          };
  
          SWAPFS_PRINT(SWAP_SUBR, "swapinit\n", 0, 0, 0, 0, 0);
          mutex_init(&swapfs_lock, NULL, MUTEX_DEFAULT, NULL);
  
--- 163,174 ----
  {                                                       /* reserve for mp */
          ssize_t sw_freelist_size = klustsize / PAGESIZE * 2;
          int i, error;
  
          static const fs_operation_def_t swap_vfsops[] = {
!                 { VFSNAME_SYNC, { .vfs_sync = swap_sync }},
!                 { NULL, {NULL} }
          };
  
          SWAPFS_PRINT(SWAP_SUBR, "swapinit\n", 0, 0, 0, 0, 0);
          mutex_init(&swapfs_lock, NULL, MUTEX_DEFAULT, NULL);