[Snyk] Security upgrade graphql-yoga from 1.18.3 to 2.0.0

[atherdon]

This PR was automatically created by Snyk using the credentials of a real user.

Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.

#### Changes included in this PR - Changes to the following files to upgrade the vulnerable dependencies to a fixed version: - package.json #### Vulnerabilities that will be fixed ##### With an upgrade: Severity | Priority Score (*) | Issue | Breaking Change | Exploit Maturity :-------------------------:|-------------------------|:-------------------------|:-------------------------|:-------------------------  | **471/1000**
**Why?** Recently disclosed, Has a fix available, CVSS 3.7 | Information Exposure
[SNYK-JS-APOLLOSERVERCORE-5876618](https://snyk.io/vuln/SNYK-JS-APOLLOSERVERCORE-5876618) | Yes | No Known Exploit (*) Note that the real score may have changed since the PR was raised.

Commit messages

Package name: graphql-yoga

The new version differs by 249 commits.

• 05a00ef Upcoming Release Changes (#1005)
• 0fa6f8d e2e deployment testing (#979)
• 144d1e9 Revert "chore: major bump test (#1007)" (#1008)
• af653b3 chore: major bump test (#1007)
• 9256319 Add false as possible config option to typings (#998)
• 9411e9a Recipe for other envs (#1004)
• a8b619b fix(node): make sure socket object is valid before configuring it (#1006)
• 1e6e2e6 chore: remove beta mode (#1001)
• a69fc6e chore: do not publish lambda example (#1003)
• e508968 chore: do not publish aws lambda example (#1002)
• af8f2a1 chore(release): update monorepo packages versions (beta) (#978)
• f8bce0b Docs for Context (#1000)
• 6d60ebf feat: add tabs (#997)
• 5b6f025 feat(yoga-cli): fallback to default schema and add mock parameter
• 391bc3c fix: apply masked errors last (#993)
• 0424fe3 Simpler Integration/Usage (#991)
• 3c82b57 feat(node): respect parsed request bodies (e.g. graphql-upload, aws lambda) (#971)
• 2b6916f Add missing content-type and data property for error responses (#990)
• ee2938f Simplify next-auth example and update next docs (#989)
• d60f79f fix(node): resolve sendNodeResponse correctly when stream has been finished (#981)
• 9f628e5 :sparkles: NEW: credentials on graphiql-yoga & some improvements (#980)
• 5bba860 docs: fix markdown link (#988)
• fd6ebf1 docs: update homepage wording (#987)
• d12f3d1 docs: change some wordings to be more engaging and less redundant (#985)

See the full diff

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