Update git submodules

* Update docs/submodules/portal.git from branch 'master'
  to 672b45b653ef0e88b13c337e598307ad66931390
  - Merge "Portal El-Alto Release Note"
  - Portal El-Alto Release Note
    
    Issue-ID: PORTAL-738
    
    Signed-off-by: Welch, Lorraine (lb2391) <lb2391@att.com>
    Change-Id: I3f4c3fea27d3870412887679023c7de02082505c
    Signed-off-by: Welch, Lorraine (lb2391) <lb2391@att.com>
    
1 file changed