fix(ras-acc): revert RAS-ACC release

[dkoo]

This reverts commit 39a94e9a5fd33dfa9e2e04315985b3e339ed7f73, reversing changes made to 1acd7cdce479453e0596cee74d59f27883fc96a1.

All Submissions:

• Have you followed the Newspack Contributing guideline?
• Does your code follow the WordPress' coding standards and VIP Go coding standards?
• Have you checked to ensure there aren't other open Pull Requests for the same update/change?

Changes proposed in this Pull Request:

This is a "just in case" PR, to be used only if we need to revert the RAS-ACC release in #1720.

How to test the changes in this Pull Request:

1. Confirm that the changeset is identical to (but opposite of) that from Release Dec 09 #1720.
2. Confirm that the plugin runs and is functionally identical to v3.5.0.

Other information:

• Have you added an explanation of what your changes do and why you'd like us to include them?
• Have you written new tests for your changes, as applicable?
• Have you successfully ran tests with your changes locally?

[codecov]

Codecov Report

Attention: Patch coverage is 39.02439% with 25 lines in your changes missing coverage. Please review.

Project coverage is 23.00%. Comparing base (ad092ca) to head (2792c28).
Report is 7 commits behind head on release.

Files with missing lines	Patch %	Lines
...ass-newspack-newsletters-mailchimp-cached-data.php	29.41%	24 Missing ⚠️
...rs/class-newspack-newsletters-service-provider.php	0.00%	1 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff              @@
##             release    #1721      +/-   ##
=============================================
- Coverage      23.07%   23.00%   -0.08%     
+ Complexity      2713     2710       -3     
=============================================
  Files             49       49              
  Lines          10761    10751      -10     
=============================================
- Hits            2483     2473      -10     
  Misses          8278     8278              

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[dkoo]

Looks like we won't need this!