build(deps-dev): bump eslint-plugin-yml in /backend

Bumps [eslint-plugin-yml](https://github.com/ota-meshi/eslint-plugin-yml) from 1.17.0 to 1.18.0.
- [Release notes](https://github.com/ota-meshi/eslint-plugin-yml/releases)
- [Changelog](https://github.com/ota-meshi/eslint-plugin-yml/blob/master/CHANGELOG.md)
- [Commits](https://github.com/ota-meshi/eslint-plugin-yml/compare/v1.17.0...v1.18.0)

---
updated-dependencies:
- dependency-name: eslint-plugin-yml
  dependency-version: 1.18.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

backend/package-lock.json

@@ -34,7 +34,7 @@
         "eslint-plugin-react-hooks": "^4.6.0",
         "eslint-plugin-react-refresh": "^0.4.20",
         "eslint-plugin-security": "^3.0.1",
-        "eslint-plugin-yml": "^1.14.0",
+        "eslint-plugin-yml": "^1.18.0",
         "jest": "^29.7.0",
         "ts-jest": "^29.2.6",
         "tsx": "^4.19.3",
@@ -4145,9 +4145,9 @@
       }
     },
     "node_modules/eslint-plugin-yml": {
-      "version": "1.17.0",
-      "resolved": "https://registry.npmjs.org/eslint-plugin-yml/-/eslint-plugin-yml-1.17.0.tgz",
-      "integrity": "sha512-Q3LXFRnNpGYAK/PM0BY1Xs0IY1xTLfM0kC986nNQkx1l8tOGz+YS50N6wXkAJkrBpeUN9OxEMB7QJ+9MTDAqIQ==",
+      "version": "1.18.0",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-yml/-/eslint-plugin-yml-1.18.0.tgz",
+      "integrity": "sha512-9NtbhHRN2NJa/s3uHchO3qVVZw0vyOIvWlXWGaKCr/6l3Go62wsvJK5byiI6ZoYztDsow4GnS69BZD3GnqH3hA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {

backend/package.json

@@ -36,7 +36,7 @@
     "eslint-plugin-react-hooks": "^4.6.0",
     "eslint-plugin-react-refresh": "^0.4.20",
     "eslint-plugin-security": "^3.0.1",
-    "eslint-plugin-yml": "^1.14.0",
+    "eslint-plugin-yml": "^1.18.0",
     "jest": "^29.7.0",
     "ts-jest": "^29.2.6",
     "tsx": "^4.19.3",