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

*** 107,117 ****
  static struct modlexec modlexec = {
          &mod_execops, "exec mod for shell binaries (ksh93)", &esw
  };
  
  static struct modlinkage modlinkage = {
!         MODREV_1, (void *)&modlexec, NULL
  };
  
  int
  _init(void)
  {
--- 107,117 ----
  static struct modlexec modlexec = {
          &mod_execops, "exec mod for shell binaries (ksh93)", &esw
  };
  
  static struct modlinkage modlinkage = {
!         MODREV_1, { (void *)&modlexec, NULL }
  };
  
  int
  _init(void)
  {