fix: properly ignoring anti-csrf in optional session validation

[porcellus]

Summary of change

Properly ignoring anti-csrf in optional session validation

Related issues

Test Plan

Extended existing test

Documentation changes

N/A

Checklist for important updates

• Changelog has been updated
• coreDriverInterfaceSupported.json file has been updated (if needed)
  • Along with the associated array in lib/ts/version.ts
• frontendDriverInterfaceSupported.json file has been updated (if needed)
• Changes to the version if needed
  • In package.json
  • In package-lock.json
  • In lib/ts/version.ts
• Had run npm run build-pretty
• Had installed and ran the pre-commit hook
• Issue this PR against the latest non released version branch.
  • To know which one it is, run find the latest released tag (git tag) in the format vX.Y.Z, and then find the latest branch (git branch --all) whose X.Y is greater than the latest released tag.
  • If no such branch exists, then create one from the latest released branch.
• If have added a new web framework, update the add-ts-no-check.js file to include that
• If added a new recipe / api interface, then make sure that the implementation of it uses NON arrow functions only (like someFunc: function () {..}).
• If added a new recipe, then make sure to expose it inside the recipe folder present in the root of this repo. We also need to expose its types.

[rishabhpoddar]

14.1.3 has not yet been released. So please put this under 14.1.3