update go-md2man to v2.0.3

full diff: https://github.com/cpuguy83/go-md2man/compare/v2.0.1...v2.0.3

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

man/go.mod

@@ -7,7 +7,7 @@ go 1.16
 
 //require (
 //	github.com/docker/cli v0.0.0+incompatible
-//	github.com/cpuguy83/go-md2man/v2 v2.0.1
+//	github.com/cpuguy83/go-md2man/v2 v2.0.3
 //	github.com/spf13/cobra v1.2.1
 //	github.com/spf13/pflag v1.0.5
 //)

scripts/docs/generate-man.sh

@@ -2,7 +2,7 @@
 
 set -eu
 
-: "${MD2MAN_VERSION=v2.0.1}"
+: "${MD2MAN_VERSION=v2.0.3}"
 
 export GO111MODULE=auto