Update git submodules

* Update docs/submodules/appc.git from branch 'master'
  to eac3e3faf11bca0903d6fdfe8cc0710b87cb6123
  - Handled exception
    
    Sonar fix
    
    Issue-ID: APPC-1518
    Change-Id: Ia052693a420bbd7b06048336d518a49e598b4265
    Signed-off-by: Jegadeesh Babu <jegabab1@in.ibm.com>
    
diff --git a/docs/submodules/appc.git b/docs/submodules/appc.git
index 37a3bbf..eac3e3f 160000
--- a/docs/submodules/appc.git
+++ b/docs/submodules/appc.git
@@ -1 +1 @@
-Subproject commit 37a3bbf542f8e5cd07338855b9ac3a90eb5f124e
+Subproject commit eac3e3faf11bca0903d6fdfe8cc0710b87cb6123