* Experimental support to reserve a pod's memory request from being utilized by
  pods in lower QoS tiers.
  ([#41149](https://github.com/kubernetes/kubernetes/pull/41149),
  [@sjenning](https://github.com/sjenning))
* Port forwarding can forward over websockets or SPDY.

### Other (Cleanup or Flake)

- In GKE alpha clusters it will be possible to use the service annotation `cloud.google.com/network-tier: Standard` ([#88487](https://github.com/kubernetes/kubernetes/pull/88487), [@zioproto](https://github.com/zioproto)) [SIG Cloud Provider]

## Dependencies

### Added
_Nothing has changed._

### Changed

    }\n  }\n  @include deprecate(\"The `make-container-max-widths` mixin\", \"v4.5.2\", \"v5\");\n}\n\n@mixin make-col-ready($gutter: $grid-gutter-width) {\n  position: relative;\n  // Prevent columns from becoming too narrow when at smaller grid tiers by\n  // always setting `width: 100%;`. This works because we use `flex` values\n  // later on to override this initial width.\n  width: 100%;\n  padding-right: $gutter * .5;\n  padding-left: $gutter * .5;\n}\n\n@mixin make-col($size, $columns: $grid-columns)...

* GCE: Service object now supports "Network Tiers" as an Alpha feature via annotations. ([#51301](https://github.com/kubernetes/kubernetes/pull/51301), [@yujuhong](https://github.com/yujuhong))

* GCE: Service object now supports "Network Tiers" as an Alpha feature via annotations. ([#51301](https://github.com/kubernetes/kubernetes/pull/51301), [@yujuhong](https://github.com/yujuhong))

make-col-ready() {\n  // Add box sizing if only the grid is loaded\n  box-sizing: if(variable-exists(include-column-box-sizing) and $include-column-box-sizing, border-box, null);\n  // Prevent columns from becoming too narrow when at smaller grid tiers by\n  // always setting `width: 100%;`. This works because we set the width\n  // later on to override this initial width.\n  flex-shrink: 0;\n  width: 100%;\n  max-width: 100%; // Prevent `.col-auto`, `.col` (& responsive variants) from breaking out...

* ✨ Add new Deta banner badge with new sponsorship tier 🙇. PR [#3194](https://github.com/tiangolo/fastapi/pull/3194) by [@tiangolo](https://github.com/tiangolo).

    }\n  }\n  @include deprecate(\"The `make-container-max-widths` mixin\", \"v4.5.2\", \"v5\");\n}\n\n@mixin make-col-ready($gutter: $grid-gutter-width) {\n  position: relative;\n  // Prevent columns from becoming too narrow when at smaller grid tiers by\n  // always setting `width: 100%;`. This works because we use `flex` values\n  // later on to override this initial width.\n  width: 100%;\n  padding-right: $gutter * .5;\n  padding-left: $gutter * .5;\n}\n\n@mixin make-col($size, $columns: $grid-columns)...