rephrase redundancy.

R=rsc
DELTA=1  (0 added, 0 deleted, 1 changed)
OCL=25652
CL=25656

doc/go_spec.html

@@ -1015,7 +1015,7 @@ make([]T, length, capacity)
 
 <p>
 produces the same slice as allocating an array and slicing it, so these two examples
-produce the same slice:
+result in the same slice:
 </p>
 
 <pre>