Fedora 38: spectre-meltdown-checker 2023-7228464f28

This release mainly focuses on the detection of the new Zenbleed (CVE-2023-20593) vulnerability, among few other changes that were in line waiting for a release: * feat: detect the vulnerability and mitigation of Zenbleed (CVE-2023-20593) * feat: add the linux-firmware repository as another source for CPU microcode versions * feat: arm: add Neoverse-N2, Neoverse-V1 and