Update git submodules

* Update glean from branch 'master'
  - Do not bring up udev assigned interfaces
    
    The extant code is designed to loop over every device in
    /sys/class/net and bringing the interface "up" to see if it valid and
    something that should be configured.
    
    As described inline, if we bring "up" an interface it can accept an RA
    and get an ipv6 address assigned by the kernel.  NetworkManager will
    then refuse to further configure the interface, leaving the host
    generally without ipv4 networking.
    
    The per-interface loop only actually happens on older platforms that
    don't use systemd.  On systemd, glean is called for each interface
    individually by udev rules.  However, we fall into the old code path,
    just with one interface to work with, rather than all of them.
    
    Thus this initial hack detects that case (by noting we were passed the
    interface explicitly) and short-circuits activity check; it just
    assumes that if udev asked (and it's not of a device type we don't
    support), then the interface should be configured.  The interface will
    *not* be put into the "up" state.
    
    We should follow-on this change with a removal of this loop and
    cleaning up the non udev/systemd activation paths.  However, this
    depends on a few longer term things:
    
    - removing Trusty support (which still hangs on by the skin of its
      teeth in OpenStack Infra, so we need to be not building nodes there)
    - evaluating what Gentoo is doing in the non-systemd case.
    - making sure bifrost doesnt' depend on this (likely only other user?)
    
    In the mean time, this should fix the race conditions we've been
    seeing on system+network-manager platforms.
    
    Change-Id: I6ce51a8755e1892d3010eefd365fbad6bcec137b

glean

@@ -1 +1 @@
-Subproject commit cf715b65905df79d8ad4abc7656ed8b7d70b110a
+Subproject commit 82e111f769a14b4fadd561e6aa930c67035cbdb5