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

Author: ErichDonGubler

CHANGELOG.md

@@ -147,6 +147,7 @@ By @ErichDonGubler in [#6456](https://github.com/gfx-rs/wgpu/pull/6456), [#6148]
   - Check that begin and end indices are not equal.
   - Check that at least one index is specified.
 - Reject destroyed buffers in query set resolution. By @ErichDonGubler in [#6579](https://github.com/gfx-rs/wgpu/pull/6579).
+- 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