Modernize Browser | Chromium Upgrade 104+

Upgrade the supported browser baseline from Chromium 91 to Chromium 104+ to reduce operational risk, improve performance, and enable modern rendering capabilities across Prevu3D.

This change ensures the platform can reliably deliver high fidelity, graphics intensive experiences, particularly on mobile and lower powered devices, while aligning with modern security and support expectations.

Blocker for https://www.fbc-uk.com/