Merge pull request #1394 from SgtCoDFish/verify-startupapicheck

[release-next] Also verify startupapicheck

Author: jetstack-bot

content/docs/installation/code-signing.md

@@ -24,6 +24,7 @@ KEY=https://cert-manager.io/public-keys/cert-manager-pubkey-2021-09-20.pem
 cosign verify --signature-digest-algorithm sha512 --insecure-ignore-tlog --key $KEY quay.io/jetstack/cert-manager-acmesolver:$IMAGE_TAG
 cosign verify --signature-digest-algorithm sha512 --insecure-ignore-tlog --key $KEY quay.io/jetstack/cert-manager-cainjector:$IMAGE_TAG
 cosign verify --signature-digest-algorithm sha512 --insecure-ignore-tlog --key $KEY quay.io/jetstack/cert-manager-ctl:$IMAGE_TAG
+cosign verify --signature-digest-algorithm sha512 --insecure-ignore-tlog --key $KEY quay.io/jetstack/cert-manager-startupapicheck:$IMAGE_TAG
 cosign verify --signature-digest-algorithm sha512 --insecure-ignore-tlog --key $KEY quay.io/jetstack/cert-manager-controller:$IMAGE_TAG
 cosign verify --signature-digest-algorithm sha512 --insecure-ignore-tlog --key $KEY quay.io/jetstack/cert-manager-webhook:$IMAGE_TAG
 ```