docs: readme tweak

Author: fosskers

README.org

@@ -523,11 +523,11 @@ more performant than ~t-cons~ since it performs no final reversal.
 (t-transduce #'t-pass #'t-snoc '(1 2 3))
 #+end_src
 
-*** t-vector
-
 #+RESULTS:
 : (3 2 1)
 
+*** t-vector
+
 Collect a stream of values into a vector.
 
 #+begin_src emacs-lisp :results verbatim :exports both