Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to a9b8635c9fe4aa71f6ed3d79827790e5b9932137
  - Remove unused heat template parameters
    
    Change-Id: Ia2f66fd3b6eb3833ba20f0b060348220a4a0c961
    Issue-ID: INT-993
    Signed-off-by: Gary Wu <gary.i.wu@huawei.com>
    
1 file changed