fixes #4493: typo in dimiss alerts docs

docs/components.html

@@ -1941,7 +1941,7 @@
 
           <h3>Dismiss buttons</h3>
           <p>Mobile Safari and Mobile Opera browsers, in addition to the <code>data-dismiss="alert"</code> attribute, require an <code>href="#"</code> for the dismissal of alerts when using an <code>&lt;a&gt;</code> tag.</p>
-          <pre class="prettyprint linenums">&lt;a href="#" class="close" data-dismiss="alert"&gt;&times;&lt;/button&gt;</pre>
+          <pre class="prettyprint linenums">&lt;a href="#" class="close" data-dismiss="alert"&gt;&times;&lt;/a&gt;</pre>
           <p>Alternatively, you may use a <code>&lt;button&gt;</code> element with the data attribute, which we have opted to do for our docs. When using <code>&lt;button&gt;</code>, you must include <code>type="button"</code> or your forms may not submit.</p>
           <pre class="prettyprint linenums">&lt;button type="button" class="close" data-dismiss="alert"&gt;&times;&lt;/button&gt;</pre>
 

docs/templates/pages/components.mustache

@@ -1870,7 +1870,7 @@
 
           <h3>{{_i}}Dismiss buttons{{/i}}</h3>
           <p>{{_i}}Mobile Safari and Mobile Opera browsers, in addition to the <code>data-dismiss="alert"</code> attribute, require an <code>href="#"</code> for the dismissal of alerts when using an <code>&lt;a&gt;</code> tag.{{/i}}</p>
-          <pre class="prettyprint linenums">&lt;a href="#" class="close" data-dismiss="alert"&gt;&times;&lt;/button&gt;</pre>
+          <pre class="prettyprint linenums">&lt;a href="#" class="close" data-dismiss="alert"&gt;&times;&lt;/a&gt;</pre>
           <p>{{_i}}Alternatively, you may use a <code>&lt;button&gt;</code> element with the data attribute, which we have opted to do for our docs. When using <code>&lt;button&gt;</code>, you must include <code>type="button"</code> or your forms may not submit.{{/i}}</p>
           <pre class="prettyprint linenums">&lt;button type="button" class="close" data-dismiss="alert"&gt;&times;&lt;/button&gt;</pre>