chore: update 2020-12 submodule to include annotation property fix

[whocoder11]

Summary

Updates the _includes/draft/2020-12 git submodule to pick up the fix for the missing annotation property in the output unit schema.

Related

• Spec PR: fix: add missing 'annotation' property to output unit schema json-schema-spec#1680

Changes

• Updated the 2020-12 submodule pointer from 6b2052d to 601a66c

This is the follow-up website change requested by @jdesrosiers in json-schema-org/json-schema-spec#1680.

[github-actions]

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[github-actions]

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Name	Status	Preview	Last Commit
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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (4bd72bb) to head (9439b01).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main     #2296   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           30        30           
  Lines          672       672           
  Branches       211       211           
=========================================
  Hits           672       672           

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[github-actions]

Hi @whocoder11! Thanks a lot for your contribution!

I noticed that the following required information is missing or incomplete: issue reference, kind of change description

Please update the PR description to include this information. You can find placeholders in the PR template for these items.

Thanks a lot!

[github-actions]

Hi @whocoder11! Thanks a lot for your contribution!

I noticed that the following required information is missing or incomplete: issue reference, kind of change description

Please update the PR description to include this information. You can find placeholders in the PR template for these items.

Thanks a lot!

[whocoder11]

@jdesrosiers