Fix typo

See nsubstitute/NSubstitute#628

help/set-return-value/index.html

@@ -117,7 +117,7 @@ <h2 id="for-methods">For methods</h2>
 
 <a id="for_properties"></a>
 <h2 id="for-properties">For properties</h2>
-<p>The return value for a property can be set in the same was as for a method, using <code class="highlighter-rouge">Returns()</code>. You can also just use plain old property setters for read/write properties; they’ll behave just the way you expect them to.</p>
+<p>The return value for a property can be set in the same way as for a method, using <code class="highlighter-rouge">Returns()</code>. You can also just use plain old property setters for read/write properties; they’ll behave just the way you expect them to.</p>
 
 <div class="language-csharp highlighter-rouge"><div class="highlight"><pre class="highlight"><code><span class="n">calculator</span><span class="p">.</span><span class="n">Mode</span><span class="p">.</span><span class="nf">Returns</span><span class="p">(</span><span class="s">"DEC"</span><span class="p">);</span>
 <span class="n">Assert</span><span class="p">.</span><span class="nf">AreEqual</span><span class="p">(</span><span class="n">calculator</span><span class="p">.</span><span class="n">Mode</span><span class="p">,</span> <span class="s">"DEC"</span><span class="p">);</span>