build(deps): bump github.com/mdlayher/ethtool from 0.2.0 to 0.4.0 (prometheus#3343)

Bumps [github.com/mdlayher/ethtool](https://github.com/mdlayher/ethtool) from 0.2.0 to 0.4.0.
- [Release notes](https://github.com/mdlayher/ethtool/releases)
- [Commits](mdlayher/ethtool@v0.2.0...v0.4.0)

---
updated-dependencies:
- dependency-name: github.com/mdlayher/ethtool
  dependency-version: 0.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

go.mod

@@ -16,7 +16,7 @@ require (
 	github.com/jsimonetti/rtnetlink/v2 v2.0.2
 	github.com/lufia/iostat v1.2.1
 	github.com/mattn/go-xmlrpc v0.0.3
-	github.com/mdlayher/ethtool v0.2.0
+	github.com/mdlayher/ethtool v0.4.0
 	github.com/mdlayher/netlink v1.7.2
 	github.com/mdlayher/wifi v0.5.0
 	github.com/opencontainers/selinux v1.11.1

go.sum

@@ -51,8 +51,8 @@ github.com/lufia/iostat v1.2.1 h1:tnCdZBIglgxD47RyD55kfWQcJMGzO+1QBziSQfesf2k=
 github.com/lufia/iostat v1.2.1/go.mod h1:rEPNA0xXgjHQjuI5Cy05sLlS2oRcSlWHRLrvh/AQ+Pg=
 github.com/mattn/go-xmlrpc v0.0.3 h1:Y6WEMLEsqs3RviBrAa1/7qmbGB7DVD3brZIbqMbQdGY=
 github.com/mattn/go-xmlrpc v0.0.3/go.mod h1:mqc2dz7tP5x5BKlCahN/n+hs7OSZKJkS9JsHNBRlrxA=
-github.com/mdlayher/ethtool v0.2.0 h1:akcA4WZVWozzirPASeMq8qgLkxpF3ykftVXwnrMKrhY=
-github.com/mdlayher/ethtool v0.2.0/go.mod h1:W0pIBrNPK1TslIN4Z9wt1EVbay66Kbvek2z2f29VBfw=
+github.com/mdlayher/ethtool v0.4.0 h1:jjMGNSQfqauwFCtSzcqpa57R0AJdxKdQgbQ9mAOtM4Q=
+github.com/mdlayher/ethtool v0.4.0/go.mod h1:GrljOneAFOTPGazYlf8qpxvYLdu4mo3pdJqXWLZ2Re8=
 github.com/mdlayher/genetlink v1.3.2 h1:KdrNKe+CTu+IbZnm/GVUMXSqBBLqcGpRDa0xkQy56gw=
 github.com/mdlayher/genetlink v1.3.2/go.mod h1:tcC3pkCrPUGIKKsCsp0B3AdaaKuHtaxoJRz3cc+528o=
 github.com/mdlayher/netlink v1.7.2 h1:/UtM3ofJap7Vl4QWCPDGXY8d3GIY2UGSDbK+QWmY8/g=