Bump apollo-server-lambda from 2.21.0 to 3.1.2 in /services/app-api

Bumps [apollo-server-lambda](https://github.com/apollographql/apollo-server/tree/HEAD/packages/apollo-server-lambda) from 2.21.0 to 3.1.2.
- [Release notes](https://github.com/apollographql/apollo-server/releases)
- [Changelog](https://github.com/apollographql/apollo-server/blob/main/CHANGELOG.md)
- [Commits](https://github.com/apollographql/apollo-server/commits/apollo-server-lambda@3.1.2/packages/apollo-server-lambda)

---
updated-dependencies:
- dependency-name: apollo-server-lambda
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

services/app-api/package.json

@@ -14,7 +14,7 @@
         "@types/aws-lambda": "^8.10.71",
         "@types/request": "^2.48.7",
         "@types/uuid": "^8.3.1",
-        "apollo-server-lambda": "^2.21.0",
+        "apollo-server-lambda": "^3.1.2",
         "apollo-server-testing": "^2.25.2",
         "aws-sdk": "^2.966.0",
         "eslint-config-prettier": "^7.2.0",