linux-yocto/3.8: re-use common-pc-64 for hasswell-wc

linux-yocto/3.8: re-use common-pc-64 for hasswell-wc

Updating the meta branch SRCREV with the following commit:

[
    meta-haswell-wc: update bsp scc to use linux-yocto-3.8 standard/common-pc-64/base branch

    Remove "branch haswell-wc" from haswell-wc-standard.scc
    so that "haswell-wc" BSP uses standard/common-pc-64/base branch
    on linux-yocto-3.8 repo.

    Signed-off-by: Ong Boon Leong <boon.leong.ong@intel.com>
]

Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>