chore(deps): bump helmet from 4.5.0 to 4.6.0

Bumps [helmet](https://github.com/helmetjs/helmet) from 4.5.0 to 4.6.0.
- [Release notes](https://github.com/helmetjs/helmet/releases)
- [Changelog](https://github.com/helmetjs/helmet/blob/main/CHANGELOG.md)
- [Commits](helmetjs/helmet@v4.5.0...v4.6.0)

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -91,7 +91,7 @@
     "cors": "^2.8.5",
     "dotenv": "^8.2.0",
     "express": "^4.17.1",
-    "helmet": "^4.5.0",
+    "helmet": "^4.6.0",
     "jira-client": "^6.21.1",
     "jira2md": "^2.1.0",
     "jsonwebtoken": "^8.5.1",