Bump version to 0.0.284 (#6453)

## What's Changed

This release fixes a few bugs, notably the previous release announced a
breaking change where the default target
Python version changed from 3.10 to 3.8 but it was not applied. Thanks
to @rco-ableton for fixing this in
https://github.com/astral-sh/ruff/pull/6444

### Bug Fixes
* Do not trigger `S108` if path is inside `tempfile.*` call by
@dhruvmanila in https://github.com/astral-sh/ruff/pull/6416
* Do not allow on zero tab width by @tjkuson in
https://github.com/astral-sh/ruff/pull/6429
* Fix false-positive in submodule resolution by @charliermarsh in
https://github.com/astral-sh/ruff/pull/6435

## New Contributors
* @rco-ableton made their first contribution in
https://github.com/astral-sh/ruff/pull/6444

**Full Changelog**:
https://github.com/astral-sh/ruff/compare/v0.0.283...v0.0.284

docs/tutorial.md

@@ -242,7 +242,7 @@ This tutorial has focused on Ruff's command-line interface, but Ruff can also be
 ```yaml
 - repo: https://github.com/astral-sh/ruff-pre-commit
   # Ruff version.
-  rev: v0.0.283
+  rev: v0.0.284
   hooks:
     - id: ruff
 ```