Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to 80eb0a82d39ff0c462118eca26853fe81f99fdac
  - added test cases to TestTenantCache.java
    
    to increase code coverage
    
    Issue-ID: APPC-1086
    Change-Id: Ic7c8456b375426e831b3ba2f8e6148db9ba59d5f
    Signed-off-by: Sandeep J <sandeejh@in.ibm.com>
    
1 file changed