Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to 0a892884d6c46ba0bafb4849bd03bb1692ff4614
  - Sonar Fix: MigrateServer.java
    
    Fixed sonar issues across this file
    
    Issue-ID: APPC-1740
    Change-Id: I8c2377a99a5de9e9926bc96288e51dfe438d0fa0
    Signed-off-by: Arundathi Patil <arundpil@in.ibm.com>
    
1 file changed