chore: Remove release commits from generated changelog

[tylerjroach]

• PR title and description conform to Pull Request guidelines.

Issue #, if available:

Description of changes:
Release commits are used to generate release changelogs, but should not be included in the actual changelog. This has shown itself to be a problem with multiple release projects in the repo (ex: events, Apollo, & Amplify)

How did you test these changes?
(Please add a line here how the changes were tested)

Documentation update required?

• No
• Yes (Please include a PR link for the documentation update)

General Checklist

• Added Unit Tests
• Added Integration Tests
• Security oriented best practices and standards are followed (e.g. using input sanitization, principle of least privilege, etc)
• Ensure commit message has the appropriate scope (e.g fix(storage): message, feat(auth): message, chore(all): message)

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 54.27%. Comparing base (7b9ee9b) to head (85d44cf).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3121   +/-   ##
=======================================
  Coverage   54.27%   54.27%           
=======================================
  Files        1040     1040           
  Lines       32071    32071           
  Branches     4712     4712           
=======================================
+ Hits        17406    17408    +2     
+ Misses      12824    12823    -1     
+ Partials     1841     1840    -1     

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