Fix typo

Author: polytypic

docs/observables-are-elephants/index.html

@@ -49,7 +49,7 @@ <h2>Premise</h2>
               properties</span> of observables.
             </p>
             <p class="fragment">
-              The indented audience for this is programmers recently introduced
+              The intended audience for this is programmers recently introduced
               to Observables.
             </p>
             <p class="fragment">