Update git submodules

* Update docs/submodules/oom/offline-installer.git from branch 'master'
  to b652aeb6b7a2b8206b60c3a2787974748a236460
  - Automation adds index.rst
    
    Issue-ID: CIMAN-376
    
    Change-Id: I340cb246cd95962e2cb8a0b5de951fbe798b5fe0
    Signed-off-by: lf-jobbuilder <releng+lf-jobbuilder@linuxfoundation.org>
    
1 file changed