fix(deps): update dependency @backstage/plugin-scaffolder-backend to v2 [security]

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

packages/backend/package.json

@@ -32,7 +32,7 @@
     "@backstage/plugin-catalog-backend-module-logs": "^0.1.6",
     "@backstage/plugin-catalog-backend-module-scaffolder-entity-model": "^0.2.4",
     "@backstage/plugin-proxy-backend": "^0.5.10",
-    "@backstage/plugin-scaffolder-backend": "^1.29.0",
+    "@backstage/plugin-scaffolder-backend": "^2.0.0",
     "@backstage/plugin-search-backend": "^1.8.1",
     "@backstage/plugin-search-backend-module-catalog": "^0.3.0",
     "@backstage/plugin-search-backend-module-pg": "^0.5.40",