Update git submodules

Update git submodules

* Update docs/submodules/cli.git from branch 'master'
  to dc20e064076d064903e6e40662099579494ec5e9
  - Added sample for delete-operational-policy-with-version command

    Added sample for delete-operational-policy-with-version command

    Change-Id: I431d5aafb7af3a578431e11a5b28da39b5a94868
    Issue-ID: CLI-198
    Signed-off-by: Vidyashree Rama <vidyashree.rama@huawei.com>
  - Added command to delete operational policy

    added command to delete operational policy

    Change-Id: Ic7aeb25950296ce8c7d55100c1fb34093a726047
    Issue-ID: CLI-198
    Signed-off-by: Vidyashree Rama <vidyashree.rama@huawei.com>
  - Added sample for get-operational-policy-with-latest-version command

    Added sample for get-operational-policy-with-latest-version command

    Change-Id: I047f7e8ed7cb43c8cff8f7f286459884beb39362
    Issue-ID: CLI-198
    Signed-off-by: Vidyashree Rama <vidyashree.rama@huawei.com>
  - Added command to retrive operational policy of latest version

    added command to retrive operational policy of latest version

    Change-Id: Ie7af8ead3914dd8a77554011a8c6fbdd1bcbe53d
    Issue-ID: CLI-198
    Signed-off-by: Vidyashree Rama <vidyashree.rama@huawei.com>
  - Added sample for get-operational-policy-with-version command

    Added sample for get-operational-policy-with-version command

    Change-Id: I174434436a2856dbb43c82c187aac1854dd75473
    Issue-ID: CLI-198
    Signed-off-by: Vidyashree Rama <vidyashree.rama@huawei.com>
  - Added command to retrive operational policy

    added command to retrive operational policy

    Change-Id: Ibf119fc8d4e430c6a7d253993561bf3ed021a80c
    Issue-ID: CLI-198
    Signed-off-by: Vidyashree Rama <vidyashree.rama@huawei.com>
  - Added sample for create-operational-policy command

    Added sample for create-operational-policy command

    Change-Id: I8a9996d430f132fac0f2e6a518a43126053a9e72
    Issue-ID: CLI-198
    Signed-off-by: Vidyashree Rama <vidyashree.rama@huawei.com>
  - Added command to create operational policy

    added command to create operational policy

    Change-Id: I2471f07e85054c5e8a24d393b1254e27fbb90634
    Issue-ID: CLI-198
    Signed-off-by: Vidyashree Rama <vidyashree.rama@huawei.com>
  - Added sample for policy-healthcheck command

    Added sample for policy-healthcheck command

    Change-Id: I146aa1d528bb74c096e02be22e9a84a8dfef5496
    Issue-ID: CLI-198
    Signed-off-by: Vidyashree Rama <vidyashree.rama@huawei.com>
  - Added command to get policy healthcheck status

    added command to get policy healthcheck status

    Change-Id: I497987117b524a7913c093bb32f49bad8096ee15
    Issue-ID: CLI-198
    Signed-off-by: Vidyashree Rama <vidyashree.rama@huawei.com>