Add test for permission checks for setattr.

Test: atest ScopedStorageTest
BUG: 155239141

Change-Id: Idc32ca1de2faf0aa14d56774d98c56b77baf735d
Merged-In: Idc32ca1de2faf0aa14d56774d98c56b77baf735d
(cherry picked from commit 58ee0a61a944dc3d9acd324def170d9833d386aa)
4 files changed