wil6210: Set permanent MAC address to wiphy

MAC address of wil6210 was not set in wiphy

Change-Id: I5018f40be6a71b4b8c7c3ee94c8e70cfa1fb373a
Signed-off-by: Hamad Kadmany <qca_hkadmany@qca.qualcomm.com>
Signed-off-by: Maya Erez <qca_merez@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Git-commit: b42f1196
Git-repo: https://github.com/kvalo/ath.git


CRs-Fixed: 987415
Signed-off-by: Maya Erez <merez@codeaurora.org>