Merge dashpay#6459: docs: add release notes for v22.0.0

3404fa0 docs: add release notes for v22.0.0 (pasta)

Pull request description:

  ## Issue being fixed or feature implemented
  Release notes for v22

  ## What was done?

  ## How Has This Been Tested?

  ## Breaking Changes

  ## Checklist:
    _Go over all the following points, and put an `x` in all the boxes that apply._
  - [ ] I have performed a self-review of my own code
  - [ ] I have commented my code, particularly in hard-to-understand areas
  - [ ] I have added or updated relevant unit/integration/functional/e2e tests
  - [ ] I have made corresponding changes to the documentation
  - [ ] I have assigned this pull request to a milestone _(for repository code-owners and collaborators only)_

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Tree-SHA512: b1fca9297814ab3497cc87512eb2a66daff22a17802c6cd87ef9af75c48fbecda8963c332191c3e3e7abdf495817da3e505b12baa646e97d388cb1aee74a67a7

Author: PastaPastaPasta