Update git submodules

* Update docs/submodules/dmaap/datarouter.git from branch 'master'
  to 6125df9402379605e28188c61433eaf75930102d
  - Remove critical code smells for servlet classes
    
    Change-Id: I691787741b84de630cbd80c4c887c89c99f662f5
    Issue-ID: DMAAP-1195
    Signed-off-by: econwar <conor.ward@est.tech>
    
1 file changed