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

*** 164,174 ****
  typedef struct _g_set_elt *g_set_elt;
  typedef struct {
      k5_mutex_t mutex;
      void *data;
  } g_set;
! #define G_SET_INIT { K5_MUTEX_PARTIAL_INITIALIZER, 0 }
  
  int g_set_init (g_set_elt *s);
  int g_set_destroy (g_set_elt *s);
  int g_set_entry_add (g_set_elt *s, void *key, void *value);
  int g_set_entry_delete (g_set_elt *s, void *key);
--- 164,174 ----
  typedef struct _g_set_elt *g_set_elt;
  typedef struct {
      k5_mutex_t mutex;
      void *data;
  } g_set;
! #define G_SET_INIT { K5_MUTEX_PARTIAL_INITIALIZER, NULL }
  
  int g_set_init (g_set_elt *s);
  int g_set_destroy (g_set_elt *s);
  int g_set_entry_add (g_set_elt *s, void *key, void *value);
  int g_set_entry_delete (g_set_elt *s, void *key);