Add Securial to Security > Rails Authentication

[AlyBadawy]

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[Copilot]

Pull request overview

This PR adds the "securial" gem to the Rails Authentication catalog under the Security category group. The gem is being added as a plain gem name reference (not a GitHub slug), indicating it is published on RubyGems.

Key Changes

• Added "securial" entry to the Rails Authentication project list in alphabetical order between "rpx_now" and "sorcery"

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