Update git submodules

* Update platform/superproject from branch 'master'
  to 4e7c2c9e5da6776b169ce312a17b02ce959240a2
  - Update git submodules
    
    * Update system/update_engine from branch 'master'
      to 95f89e9add8c6ab12d70935d3327f2576d4aa1df
      - Specify version for aidl_interface explicitly
        
        Bug: 150578172
        Test: m
        Change-Id: I1549def20b8ff69c6bf9e46dc7dd201df62b3f59
        

* Update platform/system/update_engine from branch 'master'
  to 95f89e9add8c6ab12d70935d3327f2576d4aa1df
  - Specify version for aidl_interface explicitly
    
    Bug: 150578172
    Test: m
    Change-Id: I1549def20b8ff69c6bf9e46dc7dd201df62b3f59
    
2 files changed