fix: add compile-generator workaround for SLSA (#3848)
fix: add compile-generator workaround for SLSA (#3848)

For jib cli release workflow, adds compile-generator: true workaround in addition to bumping slsa-github-generator to v1.2.1.
GoogleContainerTools/jib,GoogleContainerTools/jib,GoogleContainerTools/jib,GoogleContainerTools/jib