Fix typo in trace tag

Bug: None
Test: logcat
Change-Id: I592e075f4de911d39ccea967e1b3c0c7dd27fd02
diff --git a/services/java/com/android/server/SystemServer.java b/services/java/com/android/server/SystemServer.java
index 70afbc3..d369e0d 100644
--- a/services/java/com/android/server/SystemServer.java
+++ b/services/java/com/android/server/SystemServer.java
@@ -1352,7 +1352,7 @@
 
             if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_APP_WIDGETS)
                 || context.getResources().getBoolean(R.bool.config_enableAppWidgetService)) {
-                traceBeginAndSlog("StartAppWidgerService");
+                traceBeginAndSlog("StartAppWidgetService");
                 mSystemServiceManager.startService(APPWIDGET_SERVICE_CLASS);
                 traceEnd();
             }