docs(testing): Fixed typo

public/docs/ts/latest/testing/testing-an-angular-pipe.jade

@@ -13,7 +13,7 @@ include ../_util-fns
 
   We already know *exactly* what we want the `uppercase` pipe to do. We could say our ...expectations... of it are very well defined.
 
-  We always use expectations our expectations to guide development, but sometimes it's hard to see the forest for the trees when we're right in the middle of coding. This is especially evident in larger tasks.
+  We always use our expectations to guide development, but sometimes it's hard to see the forest for the trees when we're right in the middle of coding. This is especially evident in larger tasks.
 
   So one thing we can do is put those expectations down as cold hard test code. We were going to test things manually anyway, so doing it *before* we have even one line of code isn't going to hurt.