rtl8xxxu: Convert flags in rtl8xxxu_fileops to bitflags

This leaves space for a few more flags within the same space.
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h

@@ -1340,8 +1340,8 @@ struct rtl8xxxu_fileops {
 	int rx_agg_buf_size;
 	char tx_desc_size;
 	char rx_desc_size;
-	char has_s0s1;
-	char has_tx_report;
+	u8 has_s0s1:1;
+	u8 has_tx_report:1;
 	u32 adda_1t_init;
 	u32 adda_1t_path_on;
 	u32 adda_2t_path_on_a;