Partially revert "test-ob.el: Fix test. Delete trailing whitespaces"

This reverts the last part of commit 22c3080830.

* testing/lisp/test-ob.el (test-ob/results-do-not-replace-code-blocks):
  These two whitespace errors are intentional.  Do not remove them.

testing/lisp/test-ob.el

@@ -1007,11 +1007,11 @@ Line 3\"
   (org-test-with-temp-text "Block two has a space after the name.
 
   #+name: foo
-  #+begin_src emacs-lisp
+  #+begin_src emacs-lisp 
     1
   #+end_src emacs-lisp
 
-#+name: foo
+#+name: foo 
 #+begin_src emacs-lisp
   2
 #+end_src