Fix trailing whitespaces.

testing/examples/babel.org

@@ -68,8 +68,8 @@
 #+end_src
 
 #+begin_src emacs-lisp :noweb tangle :exports code
-  <<noweb-example1>> 
-  <<noweb-example2>> 
+  <<noweb-example1>>
+  <<noweb-example2>>
 #+end_src
 
 * excessive id links on tangling

testing/lisp/test-ob-exp.el

@@ -207,8 +207,7 @@ elements in the final html."
 		  "code block results"
 		  "</pre>"
 		  "</body>"))))))
-      
+
 (provide 'test-ob-exp)
 
 ;;; test-ob-exp.el ends here
-