build(deps): bump golang.org/x/sys from 0.6.0 to 0.7.0

Bumps [golang.org/x/sys](https://github.com/golang/sys) from 0.6.0 to 0.7.0.
- [Release notes](https://github.com/golang/sys/releases)
- [Commits](https://github.com/golang/sys/compare/v0.6.0...v0.7.0)

---
updated-dependencies:
- dependency-name: golang.org/x/sys
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/golang.org/x/sys/unix/syscall_netbsd.go

@@ -340,7 +340,6 @@ func Statvfs(path string, buf *Statvfs_t) (err error) {
 //sys	Setpriority(which int, who int, prio int) (err error)
 //sysnb	Setregid(rgid int, egid int) (err error)
 //sysnb	Setreuid(ruid int, euid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
 //sysnb	Setuid(uid int) (err error)
@@ -501,7 +500,6 @@ func Statvfs(path string, buf *Statvfs_t) (err error) {
 // compat_43_osendmsg
 // compat_43_osethostid
 // compat_43_osethostname
-// compat_43_osetrlimit
 // compat_43_osigblock
 // compat_43_osigsetmask
 // compat_43_osigstack