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

*** 197,207 ****
          dmu_buf_t *db = sa_get_db(hdl);
          znode_t *zp = sa_get_userdata(hdl);
          zfsvfs_t *zfsvfs = zp->z_zfsvfs;
          sa_bulk_attr_t bulk[20];
          int count = 0;
!         sa_bulk_attr_t sa_attrs[20] = { 0 };
          zfs_acl_locator_cb_t locate = { 0 };
          uint64_t uid, gid, mode, rdev, xattr, parent;
          uint64_t crtime[2], mtime[2], ctime[2];
          zfs_acl_phys_t znode_acl;
          char scanstamp[AV_SCANSTAMP_SZ];
--- 197,207 ----
          dmu_buf_t *db = sa_get_db(hdl);
          znode_t *zp = sa_get_userdata(hdl);
          zfsvfs_t *zfsvfs = zp->z_zfsvfs;
          sa_bulk_attr_t bulk[20];
          int count = 0;
!         sa_bulk_attr_t sa_attrs[20] = { {NULL} };
          zfs_acl_locator_cb_t locate = { 0 };
          uint64_t uid, gid, mode, rdev, xattr, parent;
          uint64_t crtime[2], mtime[2], ctime[2];
          zfs_acl_phys_t znode_acl;
          char scanstamp[AV_SCANSTAMP_SZ];