mtd: nand: comment update, the DEPLETE1 command has gone

update a comment in nand_command_lp() about specific requirements of
individual commands, the DEPLETE1 command was removed in the past and
the comment no longer applied

Signed-off-by: Gerhard Sittig <gsi@denx.de>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

drivers/mtd/nand/nand_base.c

@@ -720,7 +720,7 @@ static void nand_command_lp(struct mtd_info *mtd, unsigned int command,
 
 	/*
 	 * Program and erase have their own busy handlers status, sequential
-	 * in, and deplete1 need no delay.
+	 * in and status need no delay.
 	 */
 	switch (command) {