Add support for --with-editable to uv tool (#6744)

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## Summary
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close #6272 

## Test Plan
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As in https://github.com/astral-sh/uv/pull/6262

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Co-authored-by: Zanie Blue <contact@zanie.dev>

docs/reference/cli.md

@@ -2593,6 +2593,10 @@ uv tool run [OPTIONS] [COMMAND]
 
 </dd><dt><code>--with</code> <i>with</i></dt><dd><p>Run with the given packages installed</p>
 
+</dd><dt><code>--with-editable</code> <i>with-editable</i></dt><dd><p>Run with the given packages installed as editables</p>
+
+<p>When used in a project, these dependencies will be layered on top of the uv tool&#8217;s environment in a separate, ephemeral environment. These dependencies are allowed to conflict with those specified.</p>
+
 </dd><dt><code>--with-requirements</code> <i>with-requirements</i></dt><dd><p>Run with all packages listed in the given <code>requirements.txt</code> files</p>
 
 </dd></dl>