Add MANAGE_SUBSCRIPTION_PLAN permission

Allow DCT to get SubscriptionPlan info from NetworkPolicyManagerService

Test: atest DcTrackerTest
Bug: 169187737
Change-Id: I61963866fd34f28a3b15f727b5d07c38d6635a75
(cherry picked from commit f133750dccebcc0fbf8b301505ae528b5132a7b8)
1 file changed