fix: package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-INFLIGHT-6095116
- https://snyk.io/vuln/SNYK-JS-MINIMATCH-3050818

package.json

@@ -151,7 +151,7 @@
  "event-target-shim": "^6.0.2",
  "exorcist": "^1.0.1",
  "firebase": "^9.0.2",
- "gh-pages": "^2.0.1",
+ "gh-pages": "^6.2.0",
  "glob": "^7.1.3",
  "idb-keyval": "2.2.0",
  "intl-messageformat-parser": "^1.8.1",