Fix config parsing bug with updated madmin helper (#2264)

Author: donatello

go.mod

@@ -23,7 +23,7 @@ require (
 	github.com/minio/directpv v1.4.4-0.20220805090942-948ca4731651
 	github.com/minio/highwayhash v1.0.2
 	github.com/minio/kes v0.19.2
-	github.com/minio/madmin-go v1.4.23
+	github.com/minio/madmin-go v1.4.25
 	github.com/minio/mc v0.0.0-20220818165341-8c239d16aa37
 	github.com/minio/minio-go/v7 v7.0.34
 	github.com/minio/operator v0.0.0-20220414212219-ba4c097324b2

go.sum

@@ -538,8 +538,8 @@ github.com/minio/highwayhash v1.0.2/go.mod h1:BQskDq+xkJ12lmlUUi7U0M5Swg3EWR+dLT
 github.com/minio/kes v0.19.2 h1:0kdMAgLMSkiDA33k8pMHC7d6erDuseuLrZF+N3017SM=
 github.com/minio/kes v0.19.2/go.mod h1:X2fMkDbAkjbSKDGOQZvyPkHxoG7nuzP6R78Jw+TzXtM=
 github.com/minio/madmin-go v1.3.5/go.mod h1:vGKGboQgGIWx4DuDUaXixjlIEZOCIp6ivJkQoiVaACc=
-github.com/minio/madmin-go v1.4.23 h1:t36fg3htwB9RRa4a8I+47OZn2NgfA9T83zOjR9LuFsc=
-github.com/minio/madmin-go v1.4.23/go.mod h1:ez87VmMtsxP7DRxjKJKD4RDNW+nhO2QF9KSzwxBDQ98=
+github.com/minio/madmin-go v1.4.25 h1:IEJpsTXlHz18/yRI5HxY84KaJdDjUUYdMiC5f8fId4g=
+github.com/minio/madmin-go v1.4.25/go.mod h1:ez87VmMtsxP7DRxjKJKD4RDNW+nhO2QF9KSzwxBDQ98=
 github.com/minio/mc v0.0.0-20220818165341-8c239d16aa37 h1:UE9kHgdza2HB4DDx0nIn0jHRl6YASUomVoKjciMfqjM=
 github.com/minio/mc v0.0.0-20220818165341-8c239d16aa37/go.mod h1:O3pvs5/n57bZ0mpcG/skBuD4pHX6m+wVbW7lw8LO5go=
 github.com/minio/md5-simd v1.1.0/go.mod h1:XpBqgZULrMYD3R+M28PcmP0CkI7PEMzB3U77ZrKZ0Gw=