Update CHANGELOG

CHANGELOG.md

@@ -103,6 +103,10 @@ Bottom level categories:
 - `wgpu::Id` now implements `PartialOrd`/`Ord` allowing it to be put in `BTreeMap`s. By @cwfitzgerald and @9291Sam in [#5176](https://github.com/gfx-rs/wgpu/pull/5176)
 - `wgpu::CommandEncoder::write_timestamp` requires now the new `wgpu::Features::TIMESTAMP_QUERY_INSIDE_ENCODERS` feature which is available on all native backends but not on WebGPU (due to a spec change `write_timestamp` is no longer supported on WebGPU). By @wumpf in [#5188](https://github.com/gfx-rs/wgpu/pull/5188)
 
+#### GLES
+
+- Long an error when GLES texture format heuristics fail. By @PolyMeilex in [#5266](https://github.com/gfx-rs/wgpu/issues/5266)
+
 ### Bug Fixes
 
 #### General