ipq6018: Update regdb in TP-LINK EAP625-Outdoor HD V1

ipq6018: Update regdb in TP-LINK EAP625-Outdoor HD V1

The original BDF had a regdb that did not work with ath11k and the
firmware used in OpenWRT. Replace the regdb with the one from
EAP610-Outdoor to allow the EAP625 to work with Openwrt

Before:
    $ iw reg get
    phy#0 (self-managed)
    country 00: DFS-UNSET
            (2402 - 2472 @ 40), (N/A, 20), (N/A)
            (5140 - 5360 @ 80), (N/A, 30), (N/A), PASSIVE-SCAN
            (5715 - 5860 @ 80), (N/A, 30), (N/A), PASSIVE-SCAN

After:
    phy#0 (self-managed)
    country US: DFS-FCC
            (2402 - 2472 @ 40), (6, 30), (N/A)
            (5170 - 5250 @ 80), (6, 30), (N/A), AUTO-BW
            (5250 - 5330 @ 80), (6, 24), (0 ms), DFS, AUTO-BW
            (5490 - 5730 @ 160), (6, 24), (0 ms), DFS, AUTO-BW
            (5735 - 5895 @ 160), (6, 30), (N/A), AUTO-BW

Signed-off-by: Alexandru Gagniuc <[email protected]>
Link: https://github.com/openwrt/firmware_qca-wireless/pull/87
Signed-off-by: Robert Marko <[email protected]>