Fernvale AFE v1 to v2 ECO

This is a list of all the changes applied to the board from v1 to v2 of the AFE board.

Each change has the format of issue summary/resolution, and specific change.

ECO 1: Fix U.FL via soldermask issue
A ground via has open solder mask under the U.FL connector to the antenna, causing a short to the active wire.

The resolution is to patch the soldermask accordingly.