Fix delegation broadcast to send an ArrayList<String> extra.

Change DPMS to call Intent#putStringArrayListExtra to ensure the extra
is sent as an array list of strings.

Bug: 33099995
Test: cts-tradefed run cts-dev --module CtsDevicePolicyManagerTestCases --test com.android.cts.devicepolicy.MixedDeviceOwnerTest#testDelegation
Change-Id: I1466fb457e34adbfb7704320c021210c1569f55f
1 file changed