Update git submodules

Update git submodules

* Update docs/submodules/cli.git from branch 'master'
  to ac21ca2399ba75db8306ed5b3eb3b88f2474765d
  - Merge changes I8b5f6927,Icf626618

    * changes:
      add Junit test case wth cleanup code for OnapCommandExceutionShowErrCommandTest
      add Junit test cases wth cleanup code for OnapCommandExceutionListCommandTest

  - add Junit test case wth cleanup code for OnapCommandExceutionShowErrCommandTest

    Issue-ID: CLI-169

    Signed-off-by: jitendra sharma <jitendra.sharma1@huawei.com>
    Change-Id: I8b5f69279f937d7f2c89f623c154976362fd1540

  - add Junit test cases wth cleanup code for OnapCommandExceutionListCommandTest

    Issue-ID: CLI-169

    Signed-off-by: jitendra sharma <jitendra.sharma1@huawei.com>
    Change-Id: Icf6266189c7a0c5150a723f2ac9c27129b72dd9d