iwlwifi: mvm: Add RTS and CTS flags to iwl_tx_cmd_flags.

As part of the new rate_n_flags, the RTS and CTS flags
are being removed from it. Instead, we have these flags
in the flags field in the TX command.
Add to new flags to the iwl_tx_cmd_flags enum.
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20211017162352.b5aaabb04432.I999f86ed6a9d9b99e63a33f724963f83f85fbb44@changeidSigned-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/fw/api/tx.h

@@ -81,6 +81,10 @@ enum iwl_tx_cmd_flags {
 	IWL_TX_FLAGS_CMD_RATE		= BIT(0),
 	IWL_TX_FLAGS_ENCRYPT_DIS	= BIT(1),
 	IWL_TX_FLAGS_HIGH_PRI		= BIT(2),
+	/* Use these flags only from
+	 * TX_FLAGS_BITS_API_S_VER_4 and above */
+	IWL_TX_FLAGS_RTS		= BIT(3),
+	IWL_TX_FLAGS_CTS		= BIT(4),
 }; /* TX_FLAGS_BITS_API_S_VER_3 */
 
 /**