This issue is automatically created based on existing pull request: #39704: Duplicate cache fpc for same page with same query when use varnish

Description (*)

Same as #38269 but for varnish
Inspire by: https://varnish-cache.org/docs/trunk/reference/vmod_std.html#string-querysort-string

Related Pull Requests

Fixed Issues (if relevant)

1. Fixes magento/magento2#<issue_number>

Manual testing scenarios (*)

1. Setup magento with varnish
2. Clear cache: bin/magento cache:clean
3. Run command: curl -I --location-trusted 'https://magento2.test/gear/bags.html?activity=8&style_bags=24' | grep -i X-Magento-Cache-Debug, it will return x-magento-cache-debug: MISS => correct
4. Run command: curl -I --location-trusted 'https://magento2.test/gear/bags.html?activity=8&style_bags=24' | grep -i X-Magento-Cache-Debug, it will return x-magento-cache-debug: HIT => correct
5. Run command: curl -I --location-trusted 'https://magento2.test/gear/bags.html?style_bags=24&activity=8' | grep -i X-Magento-Cache-Debug => it return x-magento-cache-debug: MISS => wrong
6. Run command: curl -I --location-trusted 'https://magento2.test/gear/bags.html?activity=8&style_bags=24&' | grep -i X-Magento-Cache-Debug => it return x-magento-cache-debug: MISS => wrong

Questions or comments

Contribution checklist (*)

• Pull request has a meaningful description of its purpose

  All commits are accompanied by meaningful commit messages

  All new or changed code is covered with unit/integration tests (if applicable)

  README.md files for modified modules are updated and included in the pull request if any README.md predefined sections require an update

  All automated tests passed successfully (all builds are green)
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.