Fix typo in googlemock/README.md

googlemock/README.md

@@ -78,7 +78,7 @@ posting a question on the
 
 Google Mock is not a testing framework itself.  Instead, it needs a
 testing framework for writing tests.  Google Mock works seamlessly
-with [Google Test](http://code.google.com/p/googletest/), butj
+with [Google Test](http://code.google.com/p/googletest/), but
 you can also use it with [any C++ testing framework](googlemock/ForDummies.md#Using_Google_Mock_with_Any_Testing_Framework).
 
 ### Requirements for End Users ###