Fix docstring convention issue

src/riemann/streams.clj

@@ -1467,14 +1467,14 @@ OA
            ~@condp-clauses)))))
 
 (defn runs
-  [len-run field & children]
   "Usable to perform flap detection, runs examines a moving-event-window of
   n events and determines if :field is the same across all them. If it is,
   runs passes on the *first* event of the window. In practice, this can be 
   used nested within a (changed-state ...) to reduce 'flappiness' for 
   state changes.
 
   (runs 3 :state prn) ; Print events where there are 3-in-a-row of a state."
+  [len-run field & children]
   (moving-event-window
     len-run
     (smap