fix: add new store token validation to some APIs

[enzomerca]

What problem is this solving?

Add new store user token validation to getOrganizations and saveUser APIs. See more: https://vtex-dev.atlassian.net/browse/B2BTEAM-1891

[vtex-io-ci-cd]

Hi! I'm VTEX IO CI/CD Bot and I'll be helping you to publish your app! 🤖

Please select which version do you want to release:

• Patch (backwards-compatible bug fixes)

• Minor (backwards-compatible functionality)

• Major (incompatible API changes)

And then you just need to merge your PR when you are ready! There is no need to create a release commit/tag.

• No thanks, I would rather do it manually 😞

[github-actions]

	Messages
📖	❤️ Thanks!
📖	🎉 PR additions = 175, PR deletions = 2

Generated by 🚫 dangerJS against 7020cad

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
55.3% Duplication on New Code

See analysis details on SonarCloud

[vtex-io-ci-cd]

Your PR has been merged! App is being published. 🚀
Version 0.59.0 → 0.60.0

After the publishing process has been completed (check #vtex-io-releases) and doing A/B tests with the new version, you can deploy your release by running:

vtex deploy vtex.b2b-organizations-graphql@0.60.0

After that your app will be updated on all accounts.

For more information on the deployment process check the docs. 📖