Bug Description

1.) When you enable the option to exclude all logged in users from Analytics in Site Kit by Google, Story passes AMP validator, but Story's debug mode in the story preview is outputting the below warning

Steps to reproduce

1. Go to Site Kit settings
2. Click on edit Analytics > Exclude from Analytics all logged-in users
3. Go to Web Stories
4. Open in editor > preview a story
5. See debug tab and notice invalid JSON error

Screenshots

Additional Context

Related Github issue GoogleForCreators/web-stories-wp#7939

• PHP Version:
• OS: [e.g. iOS]
• Browser [e.g. chrome, safari] chrome
• Plugin Version [e.g. 22] 1.34.0
• Device: [e.g. iPhone6] macOS

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Acceptance criteria

• The GA opt-out element output for AMP should not raise any validation errors or warnings for HTML or AMP markup validation

Implementation Brief

• Merge Change AMP GA opt-out to use meta tag #3593.
  See conversation on Preview development mode warns on invalid JSON if excluding all logged in users from Analytics GoogleForCreators/web-stories-wp#7939 issue for more information

Test Coverage

• No changes

Visual Regression Changes

• N/A

QA Brief

• Set up and configure Analytics to exclude tracking for logged in users (default)
• Enable Web Stories and create a new story
• Leave blank and click Preview
• On the preview screen, click the Debug tab
• Review the results, ensure the __gaOptOutExtension element is not reported (there may be other validation errors/warnings not from Site Kit)

Changelog entry

• Fix AMP validation error caused by the GA opt-out snippet conditionally placed by Site Kit.