OPENSUSE-SU-2020:2139-1 Security update for go1.15

This update for go1.15 fixes the following issues: - go1.15.5 released 2020-11-12 includes security fixes to the cmd/go and math/big packages. go42553 math/big: panic during recursive division of very large numbers bsc1178750 CVE-2020-28362 go42560 cmd/go: arbitrary code can be injected into cgo...