Snippets for ccache 4.14 from Fedora s390x

Sourced from https://kojipkgs.fedoraproject.org/packages/ccache/4.14/1.fc46/data/logs/s390x/build.log.

• /builddir/build/BUILD/ccache-4.14-build/ccache-4.14/src/third_party/blake3/blake3/blake3.c:358:10: warning: unused variable ‘num_cvs’ [-Wunused-variable]
    358 |   size_t num_cvs = blake3_compress_subtree_wide(input, input_len, key,
        |          ^~~~~~~
  

• /builddir/build/BUILD/ccache-4.14-build/ccache-4.14/src/third_party/blake3/blake3/blake3_dispatch.c:115:5: warning: ‘get_cpu_features’ defined but not used [-Wunused-function]
    115 |     get_cpu_features(void) {
        |     ^~~~~~~~~~~~~~~~