Try to fix download issue

.gitlab-ci.yml

@@ -21,7 +21,7 @@ stages:
     - unzip -q ${PYTHON_ROOT}.zip -d ${CI_PROJECT_DIR}
     - rm -f ${PYTHON_ROOT}.zip
     # Install source of conan
-    - curl -s -L -o conan-${CONAN_VERSION}.zip https://github.com/conan-io/conan/archive/{CONAN_VERSION}.zip
+    - curl -L -o conan-${CONAN_VERSION}.zip https://github.com/conan-io/conan/archive/{CONAN_VERSION}.zip
     - unzip -q conan-${CONAN_VERSION}.zip
     - cd ${CI_PROJECT_DIR}/conan-${CONAN_VERSION}
     - ${CI_PROJECT_DIR}/${PYTHON_ROOT}/bin/python -m pip install -e .