Amend copy (#905)

Author: marcosholgado

app/src/main/res/values/string-untranslated.xml

@@ -52,6 +52,6 @@
     <string name="useOurAppDeletionDialogText">Checking your feed in DuckDuckGo is a great alternative to using the Facebook app!&lt;br/&gt;&lt;br/&gt;But if the Facebook app is on your phone, it can make requests for data even when you\'re not using it.&lt;br/&gt;&lt;br/&gt;Prevent this by deleting it now!</string>
 
     <!-- Dos Attack error-->
-    <string name="dosErrorMessage">Connection aborted. Website could be harmful to your device.</string>
+    <string name="dosErrorMessage">Connection aborted. This website could be harmful to your device.</string>
 
 </resources>