Update git submodules

* Update docs/submodules/policy/apex-pdp.git from branch 'master'
  to 160487052809f33461aae8c29f085dfee316ba2e
  - Merge "Increase test coverage for plugins-executor-jruby"
  - Increase test coverage for plugins-executor-jruby
    
    Add junit test cases into apex-pdp/plugins/plugins-executor-jruby
    
    Issue-ID: POLICY-1523
    Change-Id: I2ed06a69cf991d744aa5c4c69f605fdf1dca6524
    Signed-off-by: shaoqiu <tim.huang@est.tech>
    
1 file changed