fix(claim_validator): Update the same id claim validator instead of adding a new one

[AmanAgarwal041]

Summary of change

This PR updates the function SessionClaimValidatorStore.addClaimValidatorFromOtherRecipe to update the claim validator object if the validator with the same id already exists else it pushes the object as a new one.

Related issues

supertokens/supertokens-auth-react#845

Test Plan

(Write your test plan here. If you changed any code, please provide us with clear instructions on how you verified your changes work. Bonus points for screenshots and videos!)

Documentation changes

(If relevant, please create a PR in our docs repo, or create a checklist here highlighting the necessary changes)

Checklist for important updates

• Changelog has been updated
• frontendDriverInterfaceSupported.json file has been updated (if needed)
  • Along with the associated array in lib/ts/version.ts
• 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.

Remaining TODOs for this PR

• Item1
• Item2

[porcellus]

Please also add some basic test.