build(deps): bump github.com/norouter/norouter from 0.6.3 to 0.6.4

Bumps [github.com/norouter/norouter](https://github.com/norouter/norouter) from 0.6.3 to 0.6.4.
- [Release notes](https://github.com/norouter/norouter/releases)
- [Commits](norouter/norouter@v0.6.3...v0.6.4)

---
updated-dependencies:
- dependency-name: github.com/norouter/norouter
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

go.mod

@@ -26,7 +26,7 @@ require (
 	github.com/mattn/go-isatty v0.0.16
 	github.com/mattn/go-shellwords v1.0.12
 	github.com/miekg/dns v1.1.50
-	github.com/norouter/norouter v0.6.3
+	github.com/norouter/norouter v0.6.4
 	github.com/nxadm/tail v1.4.8
 	github.com/opencontainers/go-digest v1.0.0
 	github.com/sirupsen/logrus v1.9.0