Block access to locked DSU for SHELL

This enhances the security requirement by only allowing
the owner app to change a locked DSU.

Bug: 277691885
Bug: 296985785
Test: abtd dsu_gsi_integration_test
Test: atest DsuGsiToolTest

(Cherry-picked from aosp/2725233)

Merged-In: I73c9147b6da7c0385dc3a3c5ed5272f6cad79b92
Change-Id: I9f92c6534eea99a38ade8e5de7d50cf393ac1fb9
4 files changed