Revert "get wow gpio pin from board"

This reverts commit 2c6e114bfc7be83152cb5e7a68c02e9b0414346b.
Revert "enable WOW"

This reverts commit 79a63bf316aa8de52ac06509a869279b8a241edf.
enable WOW

This just enables WOW and DEEP_SLEEP as fallback.
It does not use WOW irq or wakelocks since those
are handled via mmc driver.
skip WOW if no interfaces are up
add CMTP v4.5 version tag