Release v0.12.0

Automated release for v0.12.0.

Available Packages:

• Pacman (Arch): python-astroquery-cli-0.12.0-1-x86_64.pkg.tar.zst
• Debian/Ubuntu (.deb): python3-astroquery-cli_0.12.0_all.deb
• RPM (.rpm): python3-astroquery-cli-0.12.0-1.x86_64.rpm
• Windows Installer (.exe): python-astroquery-cli-0.12.0-win.zip
• Python Wheel (.whl): astroquery_cli-0.12.0-py3-none-any.whl