Expose ACTION_NETWORK_SET_TIME as system API

This CL also uses android.telephony prefix

Bug: 146388552
Test: Build
Change-Id: I5afb7ef87ace11c7f97e2f6a75a409ecee537a18
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index 8dc84c8..3b6e1e5 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -635,7 +635,7 @@
 
     <!-- NETWORK_SET_TIME moved from com.android.phone to system server. It should ultimately be
          removed. -->
-    <protected-broadcast android:name="android.intent.action.NETWORK_SET_TIME" />
+    <protected-broadcast android:name="android.telephony.action.NETWORK_SET_TIME" />
 
     <!-- For tether entitlement recheck-->
     <protected-broadcast