infra: Update CODEOWNERS

[shpface]

Issue #, if available:

Description of changes:

Testing done:

Merge Checklist

Put an x in the boxes that apply. You can also fill these out after creating the PR. If you're unsure about any of them, don't hesitate to ask. We're here to help! This is simply a reminder of what we are going to look for before merging your pull request.

General

• I have read the CONTRIBUTING doc
• I used the commit message format described in CONTRIBUTING
• I have updated any necessary documentation, including READMEs and API docs (if appropriate)

Tests

• I have added tests that prove my fix is effective or that my feature works (if appropriate)
• I have checked that my tests are not configured for a specific region or account (if appropriate)

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

[codecov]

Codecov Report

Merging #591 (8124787) into main (f37837e) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##              main      #591   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          121       121           
  Lines         7828      7828           
  Branches      1739      1739           
=========================================
  Hits          7828      7828