Update admin api_access config

[billfienberg]

WHY are these changes introduced?

TLDR: Update admin's api_access config to match aligned API from RFC.

These changes are relevant for the Versioned App Config project, and the Versioned App Config project is a prerequisite for the Direct API project.

Fixes #0000

WHAT is this pull request doing?

How to test your changes?

Post-release steps

Measuring impact

How do we know this change was effective? Please choose one:

• n/a - this doesn't need measurement, e.g. a linting rule or a bug-fix
• Existing analytics will cater for this addition
• PR includes analytics changes to measure impact

Checklist

• I've considered possible cross-platform impacts (Mac, Linux, Windows)
• I've considered possible documentation changes
• I've made sure that any changes to dev or deploy have been reflected in the internal flowchart.

[github-actions]

Thanks for your contribution!

Depending on what you are working on, you may want to request a review from a Shopify team:

• Themes: @shopify/advanced-edits
• UI extensions: @shopify/ui-extensions-cli
  • Checkout UI extensions: @shopify/checkout-ui-extensions-api-stewardship
• Hydrogen: @shopify/hydrogen
• Other: @shopify/cli-foundations

[github-actions]

Coverage report

St.❔	Category	Percentage	Covered / Total
🟡	Statements	73.67%	6493/8814
🟡	Branches	70.93%	3167/4465
🟡	Functions	72.8%	1662/2283
🟡	Lines	74.79%	6143/8214

Test suite run success

1528 tests passing in 701 suites.

Report generated by 🧪jest coverage report action from 867619d

[billfienberg]

Closing in lieu of #3258