Fix typo in the testing documentation.

appinventor/docs/learn/reference/other/testing.html

@@ -268,7 +268,7 @@
          Android Log
         </em>
         . For example, if your application runs out of
-                space, that will be recorded in the log. The messages in the are not generally
+                space, that will be recorded in the log. The messages in the log are not generally
                 intelligible, but you can use the
         <em>
          Notifier