Bump github.com/miekg/dns from 1.1.70 to 1.1.72

Bumps [github.com/miekg/dns](https://github.com/miekg/dns) from 1.1.70 to 1.1.72.
- [Commits](miekg/dns@v1.1.70...v1.1.72)

---
updated-dependencies:
- dependency-name: github.com/miekg/dns
  dependency-version: 1.1.72
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

go.mod

@@ -18,7 +18,7 @@ require (
 	github.com/ipfs/go-cid v0.6.0
 	github.com/libp2p/go-libp2p v0.46.0
 	github.com/libp2p/go-libp2p-kad-dht v0.37.0
-	github.com/miekg/dns v1.1.70
+	github.com/miekg/dns v1.1.72
 	github.com/multiformats/go-multiaddr v0.16.1
 	github.com/multiformats/go-multicodec v0.10.0
 	github.com/multiformats/go-multihash v0.2.3

go.sum

@@ -250,8 +250,8 @@ github.com/marten-seemann/tcp v0.0.0-20210406111302-dfbc87cc63fd h1:br0buuQ854V8
 github.com/marten-seemann/tcp v0.0.0-20210406111302-dfbc87cc63fd/go.mod h1:QuCEs1Nt24+FYQEqAAncTDPJIuGs+LxK1MCiFL25pMU=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
-github.com/miekg/dns v1.1.70 h1:DZ4u2AV35VJxdD9Fo9fIWm119BsQL5cZU1cQ9s0LkqA=
-github.com/miekg/dns v1.1.70/go.mod h1:+EuEPhdHOsfk6Wk5TT2CzssZdqkmFhf8r+aVyDEToIs=
+github.com/miekg/dns v1.1.72 h1:vhmr+TF2A3tuoGNkLDFK9zi36F2LS+hKTRW0Uf8kbzI=
+github.com/miekg/dns v1.1.72/go.mod h1:+EuEPhdHOsfk6Wk5TT2CzssZdqkmFhf8r+aVyDEToIs=
 github.com/mikioh/tcp v0.0.0-20190314235350-803a9b46060c h1:bzE/A84HN25pxAuk9Eej1Kz9OUelF97nAc82bDquQI8=
 github.com/mikioh/tcp v0.0.0-20190314235350-803a9b46060c/go.mod h1:0SQS9kMwD2VsyFEB++InYyBJroV/FRmBgcydeSUcJms=
 github.com/mikioh/tcpinfo v0.0.0-20190314235526-30a79bb1804b h1:z78hV3sbSMAUoyUMM0I83AUIT6Hu17AWfgjzIbtrYFc=