silx-kit/h5web: v6.4.1

Full Changelog: https://github.com/silx-kit/h5web/compare/v6.4.0...v6.4.1 @h5web/app Prevent scroll of containers when navigating the explorer with the keyboard #1230 Added visual cue when moving through dropdown entries in the toolbar @h5web/lib [Selector] Change background color when focusing option. The color can be set via --h5w-selector-option-hover--bgColo