* Updated mocha, tests now work with node 20
* Update package-lock.json
* Enable Node CI for v2.0v2.0 branch (#2123)
Run tests for v2.0v2.0 branch too
* Bump CI's node version to 20.x
* Make htmx IE11 compatible again + tests IE11 compatible
* IE11 compatible handmade socket mock for ws-ext tests
* Fallback when xpath isn't supported, hx-on wildcard now working on IE11
* Merge remote-tracking branch 'upstream/relative-url-in-hx-boost' into ie11-compatibility