Bump nodemon from 2.0.22 to 3.1.11 in /backend

Bumps [nodemon](https://github.com/remy/nodemon) from 2.0.22 to 3.1.11.
- [Release notes](https://github.com/remy/nodemon/releases)
- [Commits](https://github.com/remy/nodemon/compare/v2.0.22...v3.1.11)

---
updated-dependencies:
- dependency-name: nodemon
  dependency-version: 3.1.11
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

backend/package.json

@@ -42,7 +42,7 @@
 		"@apidevtools/swagger-parser": "^10.1.0",
 		"@biomejs/biome": "^2.3.2",
 		"chalk": "4.1.2",
-		"nodemon": "^2.0.2"
+		"nodemon": "^3.1.11"
 	},
 	"signale": {
 		"displayDate": true,