oneplus-oneplus3: add WiFi support

Tested working on my own OnePlus 3 handset.

oneplus-oneplus3:~# lspci -k
00:00.0 PCI bridge: Qualcomm Device 0104
        Kernel driver in use: pcieport
01:00.0 Network controller: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter (rev 32)
        Kernel driver in use: ath10k_pci
oneplus-oneplus3:~# iwctl station wlan0 show
                                 Station: wlan0
--------------------------------------------------------------------------------
  Settable  Property            Value
--------------------------------------------------------------------------------
            Scanning            no
            State               connected
            Connected network   BT-SGA389
            IPv4 address        192.168.1.178
            IPv6 address        2a00:23c6:708a:3f01:ab50:7396:16a1:a47b
            IPv6 address        2a00:23c6:708a:3f01:203:7fff:fec2:43
            ConnectedBss        44:fe:3b:b2:e3:73
            Frequency           5180
            Security            WPA2-Personal
            RSSI                -73                  dBm
            AverageRSSI         -72                  dBm
            RxMode              802.11ac
            RxMCS               7
            TxMode              802.11ac
            TxMCS               6
            TxBitrate           263300               Kbit/s
            RxBitrate           325000               Kbit/s

oneplus-oneplus3:~# ping -c 5 postmarketos.org
PING postmarketos.org (2a01:4f8:a0:821d::2): 56 data bytes
64 bytes from 2a01:4f8:a0:821d::2: seq=0 ttl=53 time=27.678 ms
64 bytes from 2a01:4f8:a0:821d::2: seq=1 ttl=53 time=39.596 ms
64 bytes from 2a01:4f8:a0:821d::2: seq=2 ttl=53 time=33.365 ms
64 bytes from 2a01:4f8:a0:821d::2: seq=3 ttl=53 time=33.487 ms
64 bytes from 2a01:4f8:a0:821d::2: seq=4 ttl=53 time=33.546 ms

--- postmarketos.org ping statistics ---
5 packets transmitted, 5 packets received, 0% packet loss
round-trip min/avg/max = 27.678/33.534/39.596 ms
oneplus-oneplus3:~#