Add restricted mode logic to LocalTransport

We need LocalTransport to implement
getPackagesThatShouldNotUseRestrictedMode to be able to test it.

Bug: 376661510
Bug: 379086316
Flag: TEST_ONLY
Test: CtsBackupTestCases
Change-Id: I34bfcbd675f3a2ecf6fb63629fd9e15e96522001