WGPUTextureFormat_Stencil8 is not depth renderable as MTLPixelFormatStencil8 is not in Metal. We can probably just use MTLPixelFormatX32_Stencil8 in place of MTLPixelFormatStencil8
<rdar://problem/106949583>
Pull request: https://github.com/WebKit/WebKit/pull/11725
Committed 261907@main (76b7c6ce160c): <https://commits.webkit.org/261907@main> Reviewed commits have been landed. Closing PR #11725 and removing active labels.