Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to e3a828592d9a57e2d73fbd4984a4d28a3e7439e6
  - Put NFS VM flavor back to m1.large
    
    Issue-ID: INT-1117
    Signed-off-by: Gary Wu <gary.wu@futurewei.com>
    Change-Id: I4afb90e6b8ad78b1e8778e5e8c65fe418a2caba7
    
1 file changed