Update Rack gem to 2.0.8

Description

Pull request from Dependabot:

Testing-wise, if the site loads, we’re probably okay.

Environment

None

Assignee

Unassigned

Reporter

Sarken

Roadmap

Misc

Priority

Medium

Affects versions

Fix versions

Components

BackEnd
Gems

Difficulty

Easy

Required Access Level

None

Milestone

Internal 0.9
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