build: bump engine.io from 6.1.0 to 6.1.1

Bumps [engine.io](https://github.com/socketio/engine.io) from 6.1.0 to 6.1.1.
- [Release notes](https://github.com/socketio/engine.io/releases)
- [Changelog](https://github.com/socketio/engine.io/blob/master/CHANGELOG.md)
- [Commits](socketio/engine.io@6.1.0...6.1.1)

---
updated-dependencies:
- dependency-name: engine.io
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
(cherry picked from commit 86af1e5)

yarn.lock

@@ -4723,9 +4723,9 @@ engine.io-parser@~5.0.0:
     base64-arraybuffer "~1.0.1"
 
 engine.io@~6.1.0:
-  version "6.1.0"
-  resolved "https://registry.yarnpkg.com/engine.io/-/engine.io-6.1.0.tgz#459eab0c3724899d7b63a20c3a6835cf92857939"
-  integrity sha512-ErhZOVu2xweCjEfYcTdkCnEYUiZgkAcBBAhW4jbIvNG8SLU3orAqoJCiytZjYF7eTpVmmCrLDjLIEaPlUAs1uw==
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/engine.io/-/engine.io-6.1.1.tgz#2e87680feedabe380e506594f5bfd34cde955d87"
+  integrity sha512-AyMc20q8JUUdvKd46+thc9o7yCZ6iC6MoBCChG5Z1XmFMpp+2+y/oKvwpZTUJB0KCjxScw1dV9c2h5pjiYBLuQ==
   dependencies:
     "@types/cookie" "^0.4.1"
     "@types/cors" "^2.8.12"