What does this PR do?

1. fixing Run CI on Ubuntu only due to macOS and Windows consume too much #781;

Before submitting

• This PR is made to fix a typo or improve the docs (you can dismiss the other checks if this is the case);
• Was this discussed/approved via a GitHub issue? Please add a link to it if that's the case;
• I have commented my code, particularly in hard-to-understand areas;
• I have written the necessary tests and already run them locally;