Merge pull request fluxcd#1172 from fluxcd/release-1.20.0

Release v1.20.0

Merge pull request fluxcd#1138 from fluxcd/release-1.19.0

Release v1.19.0

Merge pull request fluxcd#1107 from fluxcd/release-1.18.0

Release v1.18.0

Merge pull request fluxcd#1091 from fluxcd/release-0.17.0

Release v1.17.0

Merge pull request fluxcd#1084 from fluxcd/release-1.16.1

Release v1.16.1

Merge pull request fluxcd#1058 from fluxcd/release-1.16.0

Release v1.16.0

Merge pull request fluxcd#1043 from fluxcd/release-1.15.0

Release v1.15.0

Merge pull request fluxcd#1019 from fluxcd/release-v1.14.0

Release v1.14.0

Merge pull request fluxcd#985 from fluxcd/cosign-fix

Fix cosign workflow