linux-yocto: update meta SRCREV

linux-yocto: update meta SRCREV

Updating the meta branch to pickup two recent commits for
BSP support:

[
    commit 79669230fd82a3e7e254cf8b596a2388a4333e62
    Author: Tom Zanussi <tom.zanussi@intel.com>
    Date:   Fri Apr 22 15:55:12 2011 -0500

        bsp/crownbay: merge emgd branch

        Add scc commands to merge the yocto/emgd branch into the crownbay BSP.

        Signed-off-by: Tom Zanussi <tom.zanussi@intel.com>
    :100644 100644 89a0725... 0d02b98... M  meta/cfg/kernel-cache/bsp/crownbay/crownbay.scc

    commit ceb1744ec55408cb637929a3f154379e42642890
    Author: Tom Zanussi <tom.zanussi@intel.com>
    Date:   Mon Apr 25 18:15:14 2011 -0500

        meta/romley: create initial BSP infrastructure

        Signed-off-by: Tom Zanussi <tom.zanussi@intel.com>
    :000000 100644 0000000... 54ec614... A  meta/cfg/kernel-cache/bsp/romley/romley-standard.scc
    :000000 100644 0000000... 61e5506... A  meta/cfg/kernel-cache/bsp/romley/romley.cfg
    :000000 100644 0000000... 1c4a657... A  meta/cfg/kernel-cache/bsp/romley/romley.scc

    commit ecab1e2bc12a8b0c4d064a00acc3260f6e8528c5
]

Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>