chore(deps): bump knex from 0.95.15 to 2.4.0

Bumps [knex](https://github.com/knex/knex) from 0.95.15 to 2.4.0.
- [Release notes](https://github.com/knex/knex/releases)
- [Changelog](https://github.com/knex/knex/blob/master/CHANGELOG.md)
- [Commits](https://github.com/knex/knex/commits/2.4.0)

---
updated-dependencies:
- dependency-name: knex
  dependency-type: direct:production
...

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

packages/backend/package.json

@@ -47,7 +47,7 @@
     "graphql-type-json": "^0.3.2",
     "http-errors": "~1.6.3",
     "jsonwebtoken": "^9.0.0",
-    "knex": "^0.95.11",
+    "knex": "^2.4.0",
     "lodash.get": "^4.4.2",
     "luxon": "2.5.2",
     "morgan": "^1.10.0",