Acceleration Structure OOM tests sometimes fail due to lack of limits

[cwfitzgerald]

Description

Discovered in https://github.com/gfx-rs/wgpu/issues/8610#issuecomment-3599336049

[2025-12-01T22:38:44Z ERROR wgpu::backend::wgpu_core] Handling wgpu errors as fatal by default

thread '<unnamed>' panicked at wgpu\src\backend\wgpu_core.rs:1662:18:
wgpu error: Validation Error

Caused by:
  In Device::create_blas
    Limit `max_blas_geometry_count` is 0, but the BLAS had 1 geometries

[Vecvec]

This also happens (for similar reasons) with TLASes.