Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to fc616287f11ebe888cbbbf866d983cddbb193f1a
  - worked on code smells
    
    Removed some unused imports and reorder the modifiers to comply with
    java language
    
    Issue-ID: APPC-1859
    Change-Id: Ieaf032f7d4466186b4813e6dcee5c475e4472d4d
    Signed-off-by: Rupinder <rupinsi1@in.ibm.com>
    
1 file changed