iwinfo: fix QCA9984 vendor id

Fix the typo in the QCA9984 vendor id.

Signed-off-by: Mathias Kresin <dev@kresin.me>

hardware.txt

@@ -58,7 +58,7 @@
 0x168c 0x0033 0x19b6 0xd016    0      0  "Mikrotik" "R11e-2HPnD"
 0x168c 0x003c 0x0000 0x0000    0      0  "Qualcomm Atheros" "QCA9880"
 0x168c 0x003c 0x19b6 0xd03c    0      0  "Mikrotik" "R11e-5HacT"
-0c168c 0x0046 0x168c 0xcafe    0      0  "Qualcomm Atheros" "QCA9984"
+0x168c 0x0046 0x168c 0xcafe    0      0  "Qualcomm Atheros" "QCA9984"
 0x1814 0x3050 0x1814 0x0005    0      0  "RaLink"   "Rt3050"
 0x1814 0x3052 0x1814 0x0008    0      0  "RaLink"   "Rt3052"
 0x1814 0x3352 0x1814 0x000c    0      0  "RaLink"   "Rt3352"