Merge topic 'refactor-wasm-examples'

967e44a5 WASM-ConeMultiBackend: Uses OpenGL or WebGPU
7907bd0d Remove ConeWebGPU example
6d778979 RenderingWebGPU: Disable/enable overrides for light and gles30 mapper
9c65590d WASM-ConeFullScreen: Remove duplicate example
3d99f5c6 WASM-Cone: Refactor Module object
5f7ed20c WASM-Cone: Remove hard-coded SDL2 classes
21fba641 WASM-Examples: Refactor build type options

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: buildbot <buildbot@kitware.com>
Merge-request: !10119