Change SystemUID check to QUERY_ADMIN_POLICY check

For getting SSID restriction, use the QUERY_ADMIN_POLICY permission
check instead of SystemUID check for SystemUI and SUW

Bug: 217268655
Test: atest DevicePolicyManagerTest
Change-Id: Ib3a6fbd54bca96b930c7f2481eda03c10f149347
1 file changed