cmd: Remove <common.h> and add needed includes

Remove <common.h> from all "cmd/" files and when needed add
missing include files directly.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/cmd/ufs.c b/cmd/ufs.c
index 536bd85..6e21fbb 100644
--- a/cmd/ufs.c
+++ b/cmd/ufs.c
@@ -5,9 +5,9 @@
  * Copyright (C) 2019 Texas Instruments Incorporated - https://www.ti.com
  *
  */
-#include <common.h>
 #include <command.h>
 #include <ufs.h>
+#include <vsprintf.h>
 
 static int do_ufs(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
 {