Modify the comment of getPrivateDnsMode

Bug: 172183305
Test: m
Change-Id: I2f1b44cf2a362b42f052ea5d34a5cec03d46e661
diff --git a/framework/src/android/net/ConnectivityManager.java b/framework/src/android/net/ConnectivityManager.java
index 9cd3179..6c989a0 100644
--- a/framework/src/android/net/ConnectivityManager.java
+++ b/framework/src/android/net/ConnectivityManager.java
@@ -5203,8 +5203,7 @@
     /**
      * Get private DNS mode from settings.
      *
-     * @param context The Context to get its ContentResolver to query the private DNS mode from
-     *                settings.
+     * @param context The Context to query the private DNS mode from settings.
      * @return A string of private DNS mode as one of the PRIVATE_DNS_MODE_* constants.
      *
      * @hide