Fix wakelock

Bug: 2413908
Change-Id: Ic7f2efa94b0ad1c561db0ffab8c531d19e6c235e
diff --git a/services/java/com/android/server/WifiService.java b/services/java/com/android/server/WifiService.java
index 90529e5..35b250e 100644
--- a/services/java/com/android/server/WifiService.java
+++ b/services/java/com/android/server/WifiService.java
@@ -1897,6 +1897,7 @@
                     setWifiApEnabledBlocking(true,
                                              msg.arg1,
                                              (WifiConfiguration) msg.obj);
+                    sWakeLock.release();
                     break;
 
                 case MESSAGE_STOP_ACCESS_POINT: