fix(deps): update module github.com/tklauser/go-sysconf to v0.3.12

go.mod

go.sum

vendor/github.com/tklauser/go-sysconf/.cirrus.yml

vendor/github.com/tklauser/go-sysconf/.travis.yml

vendor/github.com/tklauser/go-sysconf/LICENSE

vendor/github.com/tklauser/go-sysconf/README.md

vendor/github.com/tklauser/go-sysconf/go.mod

vendor/github.com/tklauser/go-sysconf/go.sum

vendor/github.com/tklauser/go-sysconf/sysconf.go

vendor/github.com/tklauser/go-sysconf/sysconf_bsd.go

vendor/github.com/tklauser/go-sysconf/sysconf_darwin.go

vendor/github.com/tklauser/go-sysconf/sysconf_dragonfly.go

vendor/github.com/tklauser/go-sysconf/sysconf_freebsd.go

vendor/github.com/tklauser/go-sysconf/sysconf_generic.go

vendor/github.com/tklauser/go-sysconf/sysconf_linux.go

vendor/github.com/tklauser/go-sysconf/sysconf_netbsd.go

vendor/github.com/tklauser/go-sysconf/sysconf_openbsd.go

vendor/github.com/tklauser/go-sysconf/sysconf_posix.go

vendor/github.com/tklauser/go-sysconf/sysconf_solaris.go

vendor/github.com/tklauser/go-sysconf/sysconf_unsupported.go