gcc-cross-canadian: Fix fortran build
When fortran was enabled, builds were failing due to a extra files.
For now we can remove these and avoid the build failure.
(From OE-Core rev: 2e60ef7fe63974e443a9ddc25c5eb4249ec37963)
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>