Bump the graphql group in /backend with 5 updates

Bumps the graphql group in /backend with 5 updates:

| Package | From | To |
| --- | --- | --- |
| [graphql](https://github.com/graphql/graphql-js) | `14.6.0` | `16.9.0` |
| [graphql-middleware](https://github.com/maticzav/graphql-middleware) | `4.0.2` | `6.1.35` |
| [graphql-redis-subscriptions](https://github.com/davidyaha/graphql-redis-subscriptions) | `2.2.1` | `2.6.1` |
| [graphql-shield](https://github.com/maticzav/graphql-shield) | `7.2.2` | `7.6.5` |
| [graphql-tag](https://github.com/apollographql/graphql-tag) | `2.10.3` | `2.12.6` |


Updates `graphql` from 14.6.0 to 16.9.0
- [Release notes](https://github.com/graphql/graphql-js/releases)
- [Commits](graphql/graphql-js@v14.6.0...v16.9.0)

Updates `graphql-middleware` from 4.0.2 to 6.1.35
- [Release notes](https://github.com/maticzav/graphql-middleware/releases)
- [Commits](maticzav/graphql-middleware@v4.0.2...v6.1.35)

Updates `graphql-redis-subscriptions` from 2.2.1 to 2.6.1
- [Release notes](https://github.com/davidyaha/graphql-redis-subscriptions/releases)
- [Commits](davidyaha/graphql-redis-subscriptions@v2.2.1...v2.6.1)

Updates `graphql-shield` from 7.2.2 to 7.6.5
- [Release notes](https://github.com/maticzav/graphql-shield/releases)
- [Commits](https://github.com/maticzav/graphql-shield/compare/[email protected])

Updates `graphql-tag` from 2.10.3 to 2.12.6
- [Release notes](https://github.com/apollographql/graphql-tag/releases)
- [Changelog](https://github.com/apollographql/graphql-tag/blob/main/CHANGELOG.md)
- [Commits](apollographql/graphql-tag@v2.10.3...v2.12.6)

---
updated-dependencies:
- dependency-name: graphql
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: graphql
- dependency-name: graphql-middleware
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: graphql
- dependency-name: graphql-redis-subscriptions
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: graphql
- dependency-name: graphql-shield
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: graphql
- dependency-name: graphql-tag
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: graphql
...

Signed-off-by: dependabot[bot] <[email protected]>

backend/package.json

@@ -47,12 +47,12 @@
     "cross-env": "~7.0.3",
     "dotenv": "~16.4.5",
     "express": "^4.21.0",
-    "graphql": "^14.6.0",
-    "graphql-middleware": "~4.0.2",
+    "graphql": "^16.9.0",
+    "graphql-middleware": "~6.1.35",
     "graphql-middleware-sentry": "^3.2.1",
-    "graphql-redis-subscriptions": "^2.2.1",
-    "graphql-shield": "~7.2.2",
-    "graphql-tag": "~2.10.3",
+    "graphql-redis-subscriptions": "^2.6.1",
+    "graphql-shield": "~7.6.5",
+    "graphql-tag": "~2.12.6",
     "helmet": "~7.1.0",
     "ioredis": "^4.16.1",
     "jsonwebtoken": "~8.5.1",