dep: bump puma from 5.6.1 to 5.6.2

Bumps puma from 5.6.1 to 5.6.2.

Changelog

Sourced from puma's changelog.

5.6.2 / 2022-02-11

• Bugfix/Security
  • Response body will always be closed. (GHSA-rmj8-8hhh-gv5h, related to #2809)

Commits

• c6340d1 5.6.2 (#2821)
• See full diff in compare view

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