Bump path-to-regexp from 1.8.0 to 1.9.0 in /website

Bumps [path-to-regexp](https://github.com/pillarjs/path-to-regexp) from 1.8.0 to 1.9.0.
- [Release notes](https://github.com/pillarjs/path-to-regexp/releases)
- [Changelog](https://github.com/pillarjs/path-to-regexp/blob/master/History.md)
- [Commits](pillarjs/path-to-regexp@v1.8.0...v1.9.0)

---
updated-dependencies:
- dependency-name: path-to-regexp
  dependency-version: 1.9.0
  dependency-type: indirect
...

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

Author: dependabot[bot]

website/package-lock.json

@@ -7188,9 +7188,9 @@ path-to-regexp@3.3.0:
   integrity sha512-qyCH421YQPS2WFDxDjftfc1ZR5WKQzVzqsp4n9M2kQhVOo/ByahFoUNJfl58kOcEGfQ//7weFTDhm+ss8Ecxgw==
 
 path-to-regexp@^1.7.0:
-  version "1.8.0"
-  resolved "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-1.8.0.tgz"
-  integrity sha512-n43JRhlUKUAlibEJhPeir1ncUID16QnEjNpwzNdO3Lm4ywrBpBZ5oLD0I6br9evr1Y9JTqwRtAh7JLoOzAQdVA==
+  version "1.9.0"
+  resolved "https://registry.yarnpkg.com/path-to-regexp/-/path-to-regexp-1.9.0.tgz#5dc0753acbf8521ca2e0f137b4578b917b10cf24"
+  integrity sha512-xIp7/apCFJuUHdDLWe8O1HIkb0kQrOMb/0u6FXQjemHn/ii5LrIzU6bdECnsiTF/GjZkMEKg1xdiZwNqDYlZ6g==
   dependencies:
     isarray "0.0.1"