Vigor: Move Target GCC to Vendor (1/2)

This will allow to track a different device project tree if needed.

Remove vanir.cfg; will call for it later from vendor blobs to allow device specific setup

Change-Id: I36c74e2cbb9a74d2a1087fe36e00ea7ff0ee362f
Merge "Vigor: Move Target GCC to Vendor (1/2)" into jb43