Revert "[snd-config.html] Update auto-shuffle help"

This reverts commit 4fd95e0.

Author: moodeaudio

www/templates/snd-config.html

@@ -260,7 +260,7 @@ <h1 class="snd-config">Audio</h1>
 					String of TAG VALUE pairs that Auto-shuffle uses to select the tracks being shuffled.
 					Only one occurrence of a given TAG is allowed. The filter is case insensitive and it performs a TAG contains VALUE substring match.<br>
 					<b>Ex:</b> genre "indie rock" artist coldplay<br>
-					<b>Ex:</b> file "NAS/Music/Led Zeppelin"
+					<b>Ex:</b> filename "NAS/Music/Led Zeppelin"
                 </span>
 			</div>