adds the GHA workflow needed to build the fedora-clang-devel-san container (wasn't sure if it should go in the fedora.yml file, or if I should have instead added it to san.yml?
updates the README table to add both fedora-clang-devel-san and debian-gcc-devel-lto images
This PR:
fedora.yml
file, or if I should have instead added it tosan.yml
?fedora-clang-devel-san
anddebian-gcc-devel-lto
images