docs(CHANGELOG): Update PR link (#8685)

Author: andyleiserson

CHANGELOG.md

@@ -63,9 +63,9 @@ By @R-Cramer4 in [#8230](https://github.com/gfx-rs/wgpu/pull/8230)
 
 #### New `LoadOp::DontCare`
 
-In the case where a renderpass unconditionally writes to all pixels in the rendertarget, 
+In the case where a renderpass unconditionally writes to all pixels in the rendertarget,
 `Load` can cause unnecessary memory traffic, and `Clear` can spend time unnecessarily
-clearing the rendertargets. `DontCare` is a new `LoadOp` which will leave the contents 
+clearing the rendertargets. `DontCare` is a new `LoadOp` which will leave the contents
 of the rendertarget undefined. Because this could lead to undefined behavior, this API
 requires that the user gives an unsafe token to use the api.
 
@@ -203,7 +203,7 @@ By @cwfitzgerald in [#8609](https://github.com/gfx-rs/wgpu/pull/8609).
 #### Naga
 
 - Prevent UB with invalid ray query calls on spirv. By @Vecvec in [#8390](https://github.com/gfx-rs/wgpu/pull/8390).
-- Update the set of binding_array capabilities. In most cases, they are set automatically from `wgpu` features, and this change should not be user-visible. By @andyleiserson in TBD.
+- Update the set of binding_array capabilities. In most cases, they are set automatically from `wgpu` features, and this change should not be user-visible. By @andyleiserson in [#8671](https://github.com/gfx-rs/wgpu/pull/8671).
 
 ### Bug Fixes