fix: plugins/techdocs/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-PARSEURL-2936249
- https://snyk.io/vuln/SNYK-JS-PARSEURL-2935944
- https://snyk.io/vuln/SNYK-JS-PARSEURL-2942134
- https://snyk.io/vuln/SNYK-JS-PARSEURL-2935947

plugins/techdocs/package.json

@@ -56,7 +56,7 @@
     "react-router-dom": "6.0.0-beta.0",
     "react-use": "^17.2.4",
     "react-text-truncate": "^0.16.0",
-    "git-url-parse": "~11.4.4"
+    "git-url-parse": "~12.0.0"
   },
   "devDependencies": {
     "@backstage/cli": "^0.7.7",