Merge pull request #34090 from trociny/wip-ceph-erasure-code-tool

tools/erasure-code: new tool to encode/decode files

Reviewed-by: Josh Durgin <jdurgin@redhat.com>
Reviewed-by: Kefu Chai <kchai@redhat.com>

diff --cc ceph.spec.in
Simple merge

diff --cc src/test/CMakeLists.txt
Simple merge

diff --cc src/tools/CMakeLists.txt
Simple merge