4.6.6

What's Changed

• workflows/tests: run brew style on all taps at once. by @MikeMcQuaid in #20539
• cmd/upgrade: fix ofail/opoo call. by @MikeMcQuaid in #20542
• dev-cmd/bump: fix system call. by @MikeMcQuaid in #20543
• Bump the "all" group with 2 updates across multiple ecosystems by @dependabot[bot] in #20537

Full Changelog: 4.6.5...4.6.6