docs: Update CHANGELOG.md with merged pull request #2164 (#2220)

* Update CHANGELOG.md

Signed-off-by: CarrotManMatt <108596565+CarrotManMatt@users.noreply.github.com>

* style(pre-commit): auto fixes from pre-commit.com hooks

---------

Signed-off-by: CarrotManMatt <108596565+CarrotManMatt@users.noreply.github.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

CHANGELOG.md

@@ -164,6 +164,9 @@ These changes are available on the `master` branch, but have not yet been releas
   `Webhook` class. ([#2156](https://github.com/Pycord-Development/pycord/pull/2156))
 - Fixed `ScheduledEvent.creator_id` returning `str` instead of `int`.
   ([#2162](https://github.com/Pycord-Development/pycord/pull/2162))
+- Fixed type-hinting of `values` argument of `basic_autocomplete` to include typehinting
+  of `Iterable[OptionChoice]`.
+  ([#2164](https://github.com/Pycord-Development/pycord/pull/2164))
 - Fixed initial message inside of the create thread payload sending legacy beta payload.
   ([#2191](https://github.com/Pycord-Development/pycord/pull/2191))
 - Fixed a misplaced payload object inside of the thread creation payload.