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

*** 116,127 ****
          &ugen_skel_ops,                 /* driver ops */
  };
  
  static struct modlinkage modlinkage = {
          MODREV_1,
!         (void *)&modldrv,
!         NULL
  };
  
  
  int
  _init()
--- 116,126 ----
          &ugen_skel_ops,                 /* driver ops */
  };
  
  static struct modlinkage modlinkage = {
          MODREV_1,
!         { (void *)&modldrv, NULL }
  };
  
  
  int
  _init()