chore(ci): replace uv github action to manual install

Signed-off-by: Boris Yumankulov <boria138@altlinux.org>

.gitea/workflows/renovate.yml

@@ -17,10 +17,11 @@ jobs:
         with:
           node-version: 20
 
-      - name: Install uv
-        uses: https://github.com/astral-sh/setup-uv@v6
-        with:
-          enable-cache: true
+      - name: Install uv manually
+        run: |
+          curl -LsSf https://astral.sh/uv/install.sh | sh
+          source $HOME/.local/bin/env
+          uv --version
 
       - name: Download external renovate config
         run: |