Add SELinux policy for ContentProtectionManagerService

Bug: 324348549
Test: build
Change-Id: Ieb319ed033d2fdb18cf76107c44cd6357221ecc4
diff --git a/private/service_contexts b/private/service_contexts
index 5099097..2e207d5 100644
--- a/private/service_contexts
+++ b/private/service_contexts
@@ -386,6 +386,7 @@
 sec_key_att_app_id_provider               u:object_r:sec_key_att_app_id_provider_service:s0
 security_state                            u:object_r:security_state_service:s0
 selection_toolbar                         u:object_r:selection_toolbar_service:s0
+sensitive_content_protection_service      u:object_r:sensitive_content_protection_service:s0
 sensorservice                             u:object_r:sensorservice_service:s0
 sensor_privacy                            u:object_r:sensor_privacy_service:s0
 serial                                    u:object_r:serial_service:s0