Update activesupport to resolve CVEs

[baelter]

activesupport have some vulnerabilities:
GHSA-pj73-v5mw-pm9j
GHSA-j6gc-792m-qgm2

Please update required version.

[AlexWayfer]

There are no updates, and I'm suggesting to switch to another gem, for me it's moments: #52 (comment)