Wifi: Update the API doc for LOW_LATENCY wifilocks

This commit is updating the javadoc for the LOW_LATENCY wifi locks.
This is based on the request of the API Council review.

Bug: 122984857
Test: None
Change-Id: I815eb5b9905b700433aed4ef4fbbce215ffbe391

wifi/java/android/net/wifi/WifiManager.java

@@ -1037,9 +1037,6 @@ public class WifiManager {
      * Example use cases are real time gaming or virtual reality applications where
      * low latency is a key factor for user experience.
      * <p>
-     * When there is no support from the hardware, the {@link #WIFI_MODE_FULL_LOW_LATENCY}
-     * lock will cause the device not to go power save.
-     * <p>
      * Note: For an app which acquires both {@link #WIFI_MODE_FULL_LOW_LATENCY} and
      * {@link #WIFI_MODE_FULL_HIGH_PERF} locks, {@link #WIFI_MODE_FULL_LOW_LATENCY}
      * lock will be effective when app is running in foreground and screen is on,
@@ -4877,4 +4874,4 @@ public class WifiManager {
             throw e.rethrowFromSystemServer();
         }
     }
-}
+}