[WebGPU] GPU process will terminate if RenderPassEncoder is destructed before endEncoding is called
<rdar://problem/106906087>
Pull request: https://github.com/WebKit/WebKit/pull/11687
Committed 261879@main (0657852c61c1): <https://commits.webkit.org/261879@main> Reviewed commits have been landed. Closing PR #11687 and removing active labels.