fix: change "encoding.xml" to "encoding/xml" (#546)

examples/xml/xml.go

@@ -1,5 +1,5 @@
 // Go offers built-in support for XML and XML-like
-// formats with the `encoding.xml` package.
+// formats with the `encoding/xml` package.
 
 package main
 

examples/xml/xml.hash

@@ -1,2 +1,2 @@
-4b9dfaf797591099f6fcb762241289b1662a9250
-OVq7kNMk0GR
+d64993474fdf0571436db63a82974d74932ba256
+vsP5mIrNJOG

public/xml

@@ -31,7 +31,7 @@
         <tr>
           <td class="docs">
             <p>Go offers built-in support for XML and XML-like
-formats with the <code>encoding.xml</code> package.</p>
+formats with the <code>encoding/xml</code> package.</p>
 
           </td>
           <td class="code empty leading">
@@ -45,7 +45,7 @@ formats with the <code>encoding.xml</code> package.</p>
             
           </td>
           <td class="code leading">
-            <a href="https://go.dev/play/p/OVq7kNMk0GR"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
+            <a href="https://go.dev/play/p/vsP5mIrNJOG"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
           <pre class="chroma"><code><span class="line"><span class="cl"><span class="kn">package</span> <span class="nx">main</span></span></span></code></pre>
           </td>
         </tr>