Update to latest version of WebUI 3
Full changelog: 3.0.0-a81-FluidNC…3.0.0-5
* Fix multiple requests for extension loading
* Removed Stream controls that weren’t supported to clean up the interface
* Fixed links on About page to refer to FluidNC specific documentation
* Fix autorefresh ignored in extra content
* Fix probe command to work with selected axis
* Various Formatting and Configuration Updates by @jeyeager65 in https://github.com/michmela44/ESP3D-WEBUI/pull/5