Update git submodules

* Update docs/submodules/ccsdk/distribution.git from branch 'master'
  to ff21fbb2e3d52f1ca80a9adfd6a8c8bf01b5f6d2
  - Bug fix in DMAAP publication templates
    
    Remove "0a" hex newline character at the end of the
    DMAAP publication template files. DMAAP message router
    is very sensitive
    
    Issue-ID: CCSDK-2379
    Signed-off-by: SandeepLinux <Sandeep.Shah@ibm.com>
    Change-Id: I7b4e5925c693463cea3441eb15f0e2d4dd3f8416
    
1 file changed