Remove outdated link from an example

gobyexample doesn't use pygments anymore, so the generate program doesn't
spawn anything.

examples/spawning-processes/spawning-processes.go

@@ -1,9 +1,5 @@
 // Sometimes our Go programs need to spawn other, non-Go
-// processes. For example, the syntax highlighting on this
-// site is [implemented](https://github.com/mmcgrana/gobyexample/blob/master/tools/generate.go)
-// by spawning a [`pygmentize`](http://pygments.org/)
-// process from a Go program. Let's look at a few examples
-// of spawning processes from Go.
+// processes.
 
 package main
 

examples/spawning-processes/spawning-processes.hash

@@ -1,2 +1,2 @@
-b6e1e4b70a494be9f344a9f31aff520116d0ac24
-YJs_YtJY0sS
+aaedc48f74409cef2b8e9ad624aa1c4639ce630d
+s-T7gxeD7hH

public/spawning-processes

@@ -28,11 +28,7 @@
         <tr>
           <td class="docs">
             <p>Sometimes our Go programs need to spawn other, non-Go
-processes. For example, the syntax highlighting on this
-site is <a href="https://github.com/mmcgrana/gobyexample/blob/master/tools/generate.go">implemented</a>
-by spawning a <a href="http://pygments.org/"><code>pygmentize</code></a>
-process from a Go program. Let&rsquo;s look at a few examples
-of spawning processes from Go.</p>
+processes.</p>
 
           </td>
           <td class="code empty leading">
@@ -46,7 +42,7 @@ of spawning processes from Go.</p>
             
           </td>
           <td class="code leading">
-            <a href="http://play.golang.org/p/YJs_YtJY0sS"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
+            <a href="http://play.golang.org/p/s-T7gxeD7hH"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
           <pre class="chroma"><span class="kn">package</span> <span class="nx">main</span>
 </pre>
           </td>