Update git submodules

* Update docs/submodules/policy/parent.git from branch 'master'
  to afb51f1a2acc1abc3254a72aed47cb2e86904d04
  - Fix documents for drools-pdp
    
    Issue-ID: POLICY-2366
    Change-Id: I5e832a882fbfd70747242734b2c1eb3a26e795a4
    Signed-off-by: Ram Krishna Verma <ram_krishna.verma@bell.ca>
    
1 file changed