fix: packages/app/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-SEMVER-3247795
- https://snyk.io/vuln/SNYK-JS-WS-7266574
- https://snyk.io/vuln/SNYK-JS-DOMPURIFY-8184974
- https://snyk.io/vuln/SNYK-JS-DOMPURIFY-7984421
- https://snyk.io/vuln/SNYK-JS-DOMPURIFY-6474511
- https://snyk.io/vuln/SNYK-JS-WORDWRAP-3149973
- https://snyk.io/vuln/SNYK-JS-POSTCSS-5926692

packages/app/package.json

@@ -25,12 +25,12 @@
     "@backstage-community/plugin-tech-radar": "^0.7.4",
     "@backstage/app-defaults": "^1.5.11",
     "@backstage/catalog-model": "^1.7.0",
-    "@backstage/cli": "^0.27.1",
+    "@backstage/cli": "^0.29.0",
     "@backstage/core-app-api": "^1.15.0",
     "@backstage/core-components": "^0.15.0",
     "@backstage/core-plugin-api": "^1.9.4",
     "@backstage/integration-react": "^1.1.31",
-    "@backstage/plugin-api-docs": "^0.11.9",
+    "@backstage/plugin-api-docs": "^0.12.0",
     "@backstage/plugin-catalog": "^1.23.0",
     "@backstage/plugin-catalog-common": "^1.1.0",
     "@backstage/plugin-catalog-graph": "^0.4.9",