Wifi: Rename class name WifiManager_WifiLockTest

This commit renames both the class name and the file name from
WifiManager_WifiLockTest into WifiLockTest since WifiManager is implied
from the package and directory hierarchy.

Bug: 34905427
Test: atest android.net.wifi.cts
Change-Id: Iaade2ba98cb1608384c2527eddb29bb6d020bf78
diff --git a/tests/cts/net/src/android/net/wifi/cts/WifiManager_WifiLockTest.java b/tests/cts/net/src/android/net/wifi/cts/WifiLockTest.java
similarity index 93%
rename from tests/cts/net/src/android/net/wifi/cts/WifiManager_WifiLockTest.java
rename to tests/cts/net/src/android/net/wifi/cts/WifiLockTest.java
index e08a972..0703e60 100644
--- a/tests/cts/net/src/android/net/wifi/cts/WifiManager_WifiLockTest.java
+++ b/tests/cts/net/src/android/net/wifi/cts/WifiLockTest.java
@@ -21,9 +21,9 @@
 import android.net.wifi.WifiManager.WifiLock;
 import android.test.AndroidTestCase;
 
-public class WifiManager_WifiLockTest extends AndroidTestCase {
+public class WifiLockTest extends AndroidTestCase {
 
-    private static final String WIFI_TAG = "WifiManager_WifiLockTest";
+    private static final String WIFI_TAG = "WifiLockTest";
 
     /**
      * Verify acquire and release of High Performance wifi locks
@@ -82,7 +82,7 @@
         wl.release();
         assertFalse(wl.isHeld());
         assertNotNull(wl.toString());
-        // should be ignored
+        // releasing again after release: but ignored for non-referenced locks
         wl.release();
     }
 }