[NOTIFIER-56] Fix/process unset notifications test

[Arturo777]

What was made in this PR?

The mutation ProcessUnsentRequest didn't have it's own type graphql in the dotnet folder, and neither in the main graphql schema.

Worskpace to test

[vtex-io-ci-cd[bot]]

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:

• [x] Patch (backwards-compatible bug fixes)

• [ ] Minor (backwards-compatible functionality)

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

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[sonarcloud[bot]]

[vtex-apps_availability-notify-dotnet] Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
1 Code Smell

0.0% Coverage
0.0% Duplication

[sonarcloud[bot]]

[vtex-apps_availability-notify-ts] Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[vtex-io-ci-cd[bot]]

Your PR has been merged! App is being published. :rocket: Version 1.8.4 → 1.8.5

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.availability-notify@1.8.5

After that your app will be updated on all accounts.

For more information on the deployment process check the docs. :book: