engine: fix en_GB spelling of optimize

Signed-off-by: David Karlsson <[email protected]>

Author: dvdksn

content/manuals/engine/release-notes/27.md

@@ -66,7 +66,7 @@ For a full list of pull requests and changes in this release, refer to the relev
 - Fix an issue that caused excessive memory usage when DNS resolution was made in a tight loop. [moby/moby#48840](https://github.com/moby/moby/pull/48840)
 - Fix a bug preventing image pulls from being cancelled during `docker run`. [docker/cli#5654](https://github.com/docker/cli/pull/5654)
 - The `docker login` and `docker logout` command no longer update the configuration file if the credentials didn't change. [docker/cli#5569](https://github.com/docker/cli/pull/5569)
-- Optimise `docker stats` to reduce flickering issues. [docker/cli#5588](https://github.com/docker/cli/pull/5588), [docker/cli#5635](https://github.com/docker/cli/pull/5635)
+- Optimize `docker stats` to reduce flickering issues. [docker/cli#5588](https://github.com/docker/cli/pull/5588), [docker/cli#5635](https://github.com/docker/cli/pull/5635)
 - Fix inaccessible plugins paths preventing plugins from being detected. [docker/cli#5652](https://github.com/docker/cli/pull/5652)
 - Add support for `events --filter` in cobra generated shell completions. [docker/cli#5614](https://github.com/docker/cli/pull/5614)
 - Fix bash completion for `events --filter daemon=`. [docker/cli#5563](https://github.com/docker/cli/pull/5563)