Merge branch 'security-2943-encrypt-plaintext-tokens-12-4' into '12-4-stable'
GitLab stores AWS, Slack, Askimet, reCaptcha tokens in plaintext See merge request gitlab/gitlabhq!3542
GitLab stores AWS, Slack, Askimet, reCaptcha tokens in plaintext See merge request gitlab/gitlabhq!3542