build(deps): bump astral-sh/setup-uv from 6.1.0 to 6.3.0

---
updated-dependencies:
- dependency-name: astral-sh/setup-uv
  dependency-version: 6.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/zizmor.yml

@@ -22,7 +22,7 @@ jobs:
           persist-credentials: false
 
       - name: Install the latest version of uv
-        uses: astral-sh/setup-uv@f0ec1fc3b38f5e7cd731bb6ce540c5af426746bb # v6.1.0
+        uses: astral-sh/setup-uv@445689ea25e0de0a23313031f5fe577c74ae45a1 # v6.3.0
 
       - name: Run zizmor 🌈
         run: uvx zizmor --format sarif . > results.sarif