R4R: Update RELEASE_PROCESS.md

[alessio]

Update release procedure to ensure both master and develop sit on top of the same commit after release.

• Linked to github-issue with discussion and accepted design OR link to spec that describes this work.
• Wrote tests
• Updated relevant documentation (docs/)
• Added entries in PENDING.md with issue #
• rereviewed Files changed in the github PR explorer

---

For Admin Use:

• Added appropriate labels to PR (ex. wip, ready-for-review, docs)
• Reviewers Assigned
• Squashed all commits, uses message "Merge pull request #XYZ: [title]" (coding standards)

[codecov]

Codecov Report

Merging #3571 into develop will decrease coverage by 0.01%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           develop    #3571      +/-   ##
===========================================
- Coverage     61.4%   61.39%   -0.02%     
===========================================
  Files          185      185              
  Lines        14006    14006              
===========================================
- Hits          8601     8599       -2     
- Misses        4853     4855       +2     
  Partials       552      552