cmd/init,new: added short description

Signed-off-by: Sam Alba <sam.alba@gmail.com>

cmd/dagger/cmd/init.go

@@ -11,6 +11,7 @@ import (
 
 var initCmd = &cobra.Command{
 	Use:   "init",
+	Short: "Initialize a new empty workspace",
 	Args:  cobra.MaximumNArgs(1),
 	PreRun: func(cmd *cobra.Command, args []string) {
 		// Fix Viper bug for duplicate flags:

cmd/dagger/cmd/input/list.go

@@ -20,7 +20,7 @@ import (
 
 var listCmd = &cobra.Command{
 	Use:   "list [TARGET] [flags]",
-	Short: "List for the inputs of an environment",
+	Short: "List the inputs of an environment",
 	Args:  cobra.MaximumNArgs(1),
 	PreRun: func(cmd *cobra.Command, args []string) {
 		// Fix Viper bug for duplicate flags:

cmd/dagger/cmd/new.go

@@ -9,6 +9,7 @@ import (
 
 var newCmd = &cobra.Command{
 	Use:   "new",
+	Short: "Create a new empty environment",
 	Args:  cobra.ExactArgs(1),
 	PreRun: func(cmd *cobra.Command, args []string) {
 		// Fix Viper bug for duplicate flags: