[SRU][Wily][linux-firmware] cherry-pick request

[Adam Lee]

BugLink: https://bugs.launchpad.net/bugs/1383184

Atheros Qualcomm Killer N1525 Wireless-AC [168c:003e] could not work
without the right firmware, this issue impacts lots of users(check the
hundreds of comments), please cherry-pick commits below? Thanks.

aab28b04bcae237f871f4594bbc654da0cf36b50 ath10k: QCA6174 hw2.1: add firmware WLAN.RM.1.1-00141 and board.bin
002384aca90c9c378e505a5469bc52c21279ff61 ath10k: QCA6174 hw3.0: add WLAN.RM.2.0-00180-QCARMSWPZ-1

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Adam Lee