wifi: mt76: mt7915: fix register mapping

[ Upstream commit dd1649ef966bb87053c17385ea2cfd1758f5385b ]

Bypass the entry when ofs is equal to dev->reg.map[i].size.
Without this patch, it would get incorrect register mapping when the CR
address is located at the boundary of an entry.

Fixes: cd4c314a ("mt76: mt7915: refine register definition")
Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
Signed-off-by: Shengyu Qu <wiagn233@outlook.com>
Link: https://patch.msgid.link/OSZPR01MB843401EAA1DA6BD7AEF356F298132@OSZPR01MB8434.jpnprd01.prod.outlook.com


Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Sasha Levin <sashal@kernel.org>