Update BiDiTest app

- add a default TextView

Change-Id: I0ce92503204e370d9c928440cdd4876701c6c4cb
diff --git a/tests/BiDiTests/res/values/strings.xml b/tests/BiDiTests/res/values/strings.xml
index fde0ecf..b0809da 100644
--- a/tests/BiDiTests/res/values/strings.xml
+++ b/tests/BiDiTests/res/values/strings.xml
@@ -27,6 +27,7 @@
     <string name="textview_text">This is a text for a TextView</string>
     <string name="textview_ltr_text">This is a text for a LTR TextView</string>
     <string name="textview_rtl_text">This is a text for a RTL TextView</string>
+    <string name="textview_default_text">This is a text for a default TextView</string>
     <string name="edittext_text">mmmmmmmmmmmmmmmmmmmmmmmm</string>
     <string name="normal_text">Normal String</string>
     <string name="normal_long_text">mmmmmmmmmmmmmmmmmmmmmmmm</string>