docs(CHANGELOG): import entries from v26.0.6, v27.0.4

Author: cwfitzgerald

CHANGELOG.md

@@ -109,6 +109,20 @@ SamplerDescriptor {
 
 - `DropCallback`s are now called after dropping all other fields of their parent structs. By @jerzywilczek in [#8353](https://github.com/gfx-rs/wgpu/pull/8353)
 
+## v27.0.4 (2025-10-23)
+
+This release includes `wgpu-hal` version `27.0.4`. All other crates remain at their previous versions.
+
+### Bug Fixes
+
+#### General
+
+- Remove fragile dependency constraint on `ordered-float` that prevented semver-compatible changes above `5.0.0`. By @kpreid in [#8371](https://github.com/gfx-rs/wgpu/pull/8371).
+
+#### Vulkan
+
+- Work around extremely poor frame pacing from AMD and Nvidia cards on Windows in `Fifo` and `FifoRelaxed` present modes. This is due to the drivers implicitly using a DXGI (Direct3D) swapchain to implement these modes and it having vastly different timing properties. See https://github.com/gfx-rs/wgpu/issues/8310 and https://github.com/gfx-rs/wgpu/issues/8354 for more information. By @cwfitzgerald in [#8420](https://github.com/gfx-rs/wgpu/pull/8420).
+
 ## v27.0.3 (2025-10-22)
 
 This release includes `naga`, `wgpu-core` and `wgpu-hal` version `27.0.3`. All other crates remain at their previous versions.
@@ -386,6 +400,16 @@ By @wumpf in [#8282](https://github.com/gfx-rs/wgpu/pull/8282), [#8285](https://
 
 - Clarify that subgroup barriers require both the `SUBGROUP` and `SUBGROUP_BARRIER` features / capabilities. By @andyleiserson in [#8203](https://github.com/gfx-rs/wgpu/pull/8203).
 
+# v26.0.6 (2025-10-23)
+
+This release includes `wgpu-hal` version `26.0.6`. All other crates remain at their previous versions.
+
+### Bug Fixes
+
+#### Vulkan
+
+- Work around extremely poor frame pacing from AMD and Nvidia cards on Windows in `Fifo` and `FifoRelaxed` present modes. This is due to the drivers implicitly using a DXGI (Direct3D) swapchain to implement these modes and it having vastly different timing properties. See https://github.com/gfx-rs/wgpu/issues/8310 and https://github.com/gfx-rs/wgpu/issues/8354 for more information. By @cwfitzgerald in [#8420](https://github.com/gfx-rs/wgpu/pull/8420).
+
 ## v26.0.5 (2025-10-21)
 
 This release includes `wgpu-hal` version `26.0.5`. All other crates remain at their previous versions.