build(deps-dev): bump langium-cli from 3.0.3 to 3.1.1

Bumps [langium-cli](https://github.com/eclipse-langium/langium/tree/HEAD/packages/langium-cli) from 3.0.3 to 3.1.1.
- [Release notes](https://github.com/eclipse-langium/langium/releases)
- [Changelog](https://github.com/eclipse-langium/langium/blob/main/packages/langium-cli/CHANGELOG.md)
- [Commits](https://github.com/eclipse-langium/langium/commits/HEAD/packages/langium-cli)

---
updated-dependencies:
- dependency-name: langium-cli
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

packages/safe-ds-lang/package.json

@@ -56,7 +56,7 @@
  "devDependencies": {
  "@types/node": "^18.18.12",
  "@types/ws": "^8.5.10",
- "langium-cli": "^3.0.3",
+ "langium-cli": "^3.1.1",
  "true-myth": "^7.4.0"
  },
  "engines": {