Bump github.com/stretchr/testify from 1.6.0 to 1.6.1

Bumps [github.com/stretchr/testify](https://github.com/stretchr/testify) from 1.6.0 to 1.6.1.
- [Release notes](https://github.com/stretchr/testify/releases)
- [Commits](stretchr/testify@v1.6.0...v1.6.1)

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

Author: dependabot-preview[bot]

go.mod

@@ -16,7 +16,7 @@ require (
 	github.com/pkg/errors v0.9.1
 	github.com/sirupsen/logrus v1.6.0
 	github.com/sparrc/go-ping v0.0.0-20190613174326-4e5b6552494c
-	github.com/stretchr/testify v1.6.0
+	github.com/stretchr/testify v1.6.1
 	github.com/vishvananda/netlink v1.1.0
 	golang.org/x/sys v0.0.0-20191210023423-ac6580df4449
 )

go.sum

@@ -167,6 +167,8 @@ github.com/stretchr/testify v1.5.1 h1:nOGnQDM7FYENwehXlg/kFVnos3rEvtKTjRvOWSzb6H
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.6.0 h1:jlIyCplCJFULU/01vCkhKuTyc3OorI3bJFuw6obfgho=
 github.com/stretchr/testify v1.6.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd0=
+github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/tidwall/pretty v1.0.0 h1:HsD+QiTn7sK6flMKIvNmpqz1qrpP3Ps6jOKIKMooyg4=
 github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
 github.com/vektah/gqlparser v1.1.2/go.mod h1:1ycwN7Ij5njmMkPPAOaRFY4rET2Enx7IkVv3vaXspKw=