fix: plugins/lighthouse-common/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-DIFF-14917201
- https://snyk.io/vuln/SNYK-JS-BACKSTAGEBACKENDPLUGINAPI-15054291
- https://snyk.io/vuln/SNYK-JS-LODASH-15053838
- https://snyk.io/vuln/SNYK-JS-LODASHES-15053836

Author: snyk-io[bot]

plugins/lighthouse-common/package.json

@@ -38,7 +38,7 @@
     "url": "https://github.com/backstage/backstage/issues"
   },
   "dependencies": {
-    "@backstage/config": "workspace:^"
+    "@backstage/config": "0.1.1"
   },
   "devDependencies": {
     "@backstage/cli": "workspace:^"