chore(renovate): use . for source uv

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

.gitea/workflows/renovate.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Install uv manually
         run: |
           curl -LsSf https://astral.sh/uv/install.sh | sh
-          source $HOME/.local/bin/env
+          . $HOME/.local/bin/env
           uv --version
 
       - name: Download external renovate config