fix: use right options for uv with extras deps

`--extras` is not the right command for `uv`. It's `--extra` instead.

Signed-off-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>

templates/gitlab-ci-python.yml

@@ -704,7 +704,7 @@ variables:
         log_warn "Using uv but \\e[33;1muv.lock\\e[0m file not found: you shall commit it with your project files"
       fi
       maybe_install_uv
-      uv sync --frozen ${PYTHON_EXTRA_DEPS:+--extras "$PYTHON_EXTRA_DEPS"}
+      uv sync --frozen ${PYTHON_EXTRA_DEPS:+--extra "$PYTHON_EXTRA_DEPS"}
       ;;
     esac
   }