docs(CHANGELOG): note OOB buffer panic → to wgpu-core valid. err.

Author: ErichDonGubler

CHANGELOG.md

@@ -193,6 +193,7 @@ By @ErichDonGubler in [#6456](https://github.com/gfx-rs/wgpu/pull/6456), [#6148]
 - Reject destroyed buffers in query set resolution. By @ErichDonGubler in [#6579](https://github.com/gfx-rs/wgpu/pull/6579).
 - Fix panic when dropping `Device` on some environments. By @Dinnerbone in [#6681](https://github.com/gfx-rs/wgpu/pull/6681).
 - Reduced the overhead of command buffer validation. By @nical in [#6721](https://github.com/gfx-rs/wgpu/pull/6721).
+- Move buffer slice OOB checks to be a validation error in `wgpu-core`, instead of a panic in `wgpu` only. By @ErichDonGubler in [#6493](https://github.com/gfx-rs/wgpu/pull/6493).
 
 #### Naga