add change to 1.3.1 changelog (sigstore#1036)

Signed-off-by: Jake Sanders <jsand@google.com>

Fix the release (sigstore#987)

* fix goreleaser
* add platform flag to Dockerfiles, explicitly state TARGETARCH for goreleaser
* specify architecture-specific images to prevent race conditions with runtime images

Signed-off-by: Jake Sanders <jsand@google.com>

Co-authored-by: Carlos Panato <ctadeu@gmail.com>

Move sget -key to --key, support but warn on -key. (sigstore#724)

* Move sget -key to --key
* Migrate ffcli flags to POSIX with a warning message.

Signed-off-by: Scott Nichols <deoryp@gmail.com>

CHANGELOG for cosign 1.2 (sigstore#668)

Signed-off-by: Priya Wadhwa <priyawadhwa@google.com>

cosigned: update readme to add the helm repo for sigstore (sigstore#584)

Signed-off-by: Carlos Panato <ctadeu@gmail.com>

fix: warnings on admissionregistration version (sigstore#581)

* fix: warnings on admissionregistration version

Signed-off-by: Hector Fernandez <hectorf@vmware.com>

* fix: bump Chart version

Signed-off-by: Hector Fernandez <hectorf@vmware.com>

* chore: limit admission review versions to v1

Signed-off-by: Hector Fernandez <hectorf@vmware.com>

Helm CI and Release jobs (sigstore#578)

* cosigned: update golang to 1.17.0

Signed-off-by: Carlos Panato <ctadeu@gmail.com>

* helm: add jobs to lint/test/release the cosigned helm chart

Signed-off-by: Carlos Panato <ctadeu@gmail.com>

* update chart

Signed-off-by: Carlos Panato <ctadeu@gmail.com>

remove unnecessary COSIGN_PASSWORD (sigstore#572)

Signed-off-by: Jake Sanders <jsand@google.com>