[#1381] neofs-cli: Move control command to a separate module

Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>

cmd/neofs-cli/modules/control/shards.go

@@ -0,0 +1,23 @@
+package control
+
+import (
+	"github.com/spf13/cobra"
+)
+
+var shardsCmd = &cobra.Command{
+	Use:   "shards",
+	Short: "Operations with storage node's shards",
+	Long:  "Operations with storage node's shards",
+}
+
+func initControlShardsCmd() {
+	shardsCmd.AddCommand(listShardsCmd)
+	shardsCmd.AddCommand(setShardModeCmd)
+	shardsCmd.AddCommand(dumpShardCmd)
+	shardsCmd.AddCommand(restoreShardCmd)
+
+	initControlShardsListCmd()
+	initControlSetShardModeCmd()
+	initControlDumpShardCmd()
+	initControlRestoreShardCmd()
+}