Merge #6932: [v23.0.x] chore: add release notes

ebf3a64 docs: typos (pasta)
4ad5533 docs: typos (pasta)
f407453 doc: Replace Bitcoin Core PR references with Dash Core backport PRs (pasta)
78d0725 docs: add note on proto bump and platformban p2p (pasta)
e0519c3 docs: fix whitespace errors (pasta)
bc8db22 docs: minor improvements to release notes (pasta)
c338511 docs: reorganize rpc updates to organize extended address changes (thephez)
700c46e style: make heading style consistent (thephez)
bd636bd docs: add contributors (pasta)
6d29bc3 docs: revert changes deferred to v24 (pasta)
615f5ff docs: make the downgrade warning more confident (pasta)
567771a Apply suggestions from code review (PastaPastaPasta)
2b3211a docs: add link to 22.1.3 release notes (pasta)
548a38a docs: remove individual release notes files (pasta)
e770c25 docs: add v23.0.0 release notes and archive v22.1.3 (pasta)

Pull request description:

  ## Issue being fixed or feature implemented
  Add release notes for v23

  ## 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
  - [x] I have assigned this pull request to a milestone _(for repository code-owners and collaborators only)_

ACKs for top commit:
  UdjinM6:
    utACK ebf3a64

Tree-SHA512: 9e11cb70d8b9abd0e8c4c53b4337b319416f8c785ae98fc65a8e4ba1778433876654969d93ee28c5021074b9b3f490c76647af3a5f89d7d4c25244ff27ff83d9

Author: PastaPastaPasta