Snippets for rsync 3.4.4 from Fedora s390x

Sourced from https://kojipkgs.fedoraproject.org/packages/rsync/3.4.4/2.fc45/data/logs/s390x/build.log.

• generator.c:721:21: warning: variable ‘cnt’ set but not used [-Wunused-but-set-variable=]
    721 |                 int cnt;
        |                     ^~~
  

• acls.c:275:22: warning: ‘g_u_id’ may be used uninitialized [-Wmaybe-uninitialized]
    275 |                 id_t g_u_id;
        |                      ^