Pin setup-uv to v8.3.2 (no floating v8 major tag published)

Author: Nachtalb

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v8
+        uses: astral-sh/setup-uv@v8.3.2
         with:
           enable-cache: true