Webp image support

[Birdasaur]

• Upgrade content navigator to support Webp format. (https://genuinecoder.com/java-webp-image-read-save-tutorial/)
• Upgrade Hypersurface to support Webp format
• Upgrade Callout boxes to support Webp format

[Birdasaur]

This might become OBE by JavaFX 24 (or possibly 25) with the new webp support being developed for the Image class in incubation.