Integrate u-boot-seco-mtk/oleksii/remove-ser2-strap_24.0
Commit: clea-os/bsp/mediatek/u-boot-seco-mtk@4d33d584
[E58] Remove SER2 strap reading from board_late_init
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Commit: clea-os/bsp/mediatek/u-boot-seco-mtk@39ebad38
[ENV] Remove SER2 overlay
Strap detection was removed, thus no need to load that overlay automatically
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Commit: clea-os/bsp/mediatek/u-boot-seco-mtk@618d759e
[E58] Remove SER2 Strap
AzureWave Wireless module is working now, thus we do not need to disable the serial interface. It is either used for BT (in sdio-uart option), or will be reouted to the carrier board (in sdio-sdio option).