Disable bricks fs and configure commands (#320)

## Changes
<!-- Summary of your changes that are easy to understand -->

## Tests
<!-- How is this tested? -->

cmd/configure/configure.go

@@ -42,8 +42,9 @@ func (cfg *Configs) loadNonInteractive(cmd *cobra.Command) error {
 }
 
 var configureCmd = &cobra.Command{
-	Use:   "configure",
-	Short: "Configure authentication",
+	Use:    "configure",
+	Short:  "Configure authentication",
+	Hidden: true,
 	RunE: func(cmd *cobra.Command, args []string) error {
 		profile, err := cmd.Flags().GetString("profile")
 		if err != nil {

cmd/fs/fs.go

@@ -7,9 +7,10 @@ import (
 
 // fsCmd represents the fs command
 var fsCmd = &cobra.Command{
-	Use:   "fs",
-	Short: "Filesystem related commands",
-	Long:  `Commands to do DBFS operations.`,
+	Use:    "fs",
+	Short:  "Filesystem related commands",
+	Long:   `Commands to do DBFS operations.`,
+	Hidden: true,
 }
 
 func init() {

cmd/fs/ls.go

@@ -8,9 +8,10 @@ import (
 
 // lsCmd represents the ls command
 var lsCmd = &cobra.Command{
-	Use:   "ls <dir-name>",
-	Short: "Lists files",
-	Long:  `Lists files`,
+	Use:    "ls <dir-name>",
+	Short:  "Lists files",
+	Long:   `Lists files`,
+	Hidden: true,
 
 	RunE: func(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("TODO")