Enabling app widget tests in lmp-mr1-dev.

Due to a bug in lmp-dev we disabled the app widget tests as
they would fail on user builds. Now the bug (granting the bind app widget permission to the shell) is fixed and this change enables the app widget tests.

Change-Id: I6cc597eb66e0bf74f8381d4c1ed562c6dfbe6c29
diff --git a/CtsTestCaseList.mk b/CtsTestCaseList.mk
index 953a1dd..2ef9b62 100644
--- a/CtsTestCaseList.mk
+++ b/CtsTestCaseList.mk
@@ -113,6 +113,7 @@
     CtsAdminTestCases \
     CtsAnimationTestCases \
     CtsAppTestCases \
+    CtsAppWidgetTestCases \
     CtsBluetoothTestCases \
     CtsCalendarcommon2TestCases \
     CtsContentTestCases \