Updated teeworlds packages fix security vulnerabilities
Teeworlds before 0.7.4 is subject to an integer overflow when computing a tilemap size (CVE-2019-20787).
Teeworlds before 0.7.5 is subject to a denial of service against the server (CVE-2020-12066).
This update fixes both vulnerabilities by updating from Teeworlds 0.7.3.1 to 0.7.5, including additional features and bug fixes (see the referenced changelogs for details).