ath10k: hw: make consistent usage of ATH10K_FW_DIR in paths

For some reason not all entries used ATH10K_FW_DIR so fix that. No functional
changes.
Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/ath/ath10k/hw.h

@@ -85,11 +85,11 @@ enum qca9377_chip_id_rev {
 	QCA9377_HW_1_1_CHIP_ID_REV = 0x1,
 };
 
-#define QCA6174_HW_2_1_FW_DIR		"ath10k/QCA6174/hw2.1"
+#define QCA6174_HW_2_1_FW_DIR		ATH10K_FW_DIR "/QCA6174/hw2.1"
 #define QCA6174_HW_2_1_BOARD_DATA_FILE	"board.bin"
 #define QCA6174_HW_2_1_PATCH_LOAD_ADDR	0x1234
 
-#define QCA6174_HW_3_0_FW_DIR		"ath10k/QCA6174/hw3.0"
+#define QCA6174_HW_3_0_FW_DIR		ATH10K_FW_DIR "/QCA6174/hw3.0"
 #define QCA6174_HW_3_0_BOARD_DATA_FILE	"board.bin"
 #define QCA6174_HW_3_0_PATCH_LOAD_ADDR	0x1234