Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to 5892287c4a8cdb9211a413d6be107e7150305269
  - Revert "upgrade mapper-asl"
    
    The old version is a newer version of the dependency.
    
    This reverts commit 651430451d2134d14daab15ebae29eccc878b52b.
    
    Change-Id: I410e9debc0207c12ffa024ff48a69b5f482006de
    Signed-off-by: Patrick Brady <patrick.brady@att.com>
    Issue-ID: APPC-1531
    
1 file changed