sepolicy: add rule for dpm

add rule for DPM data file for db file
and removed duplicate rules

Change-Id: Ieed4f0b1cf19df06c04528245a0c6b799518542a
diff --git a/common/radio.te b/common/radio.te
index b7f248c..c117da1 100644
--- a/common/radio.te
+++ b/common/radio.te
@@ -5,3 +5,6 @@
 #Need permission to execute com.qualcomm.qti.telephony/app_dex/xx
 allow radio radio_data_file:file execute;
 allow radio shell_data_file:dir search;
+
+#Need permission to execute dpmd talk to radio layer
+unix_socket_connect(radio, dpmd, dpmd)