Fix Playback speed indicator on shared entries

On shared entries, there is no speed configured as this
is bound to the user. Shared entries are displayed without user config.

I've changed the default view to reflect the
actual default playback speed in this case. 1x.

internal/template/templates/common/enclosure_media_controls.html

@@ -9,7 +9,7 @@
     </div>
     <div class="media-speed-control">
 
-        <div class="media-control-label">{{ t "enclosure_media_controls.speed" }} (<span class="speed-indicator" data-enclosure-id="{{.ID}}">x.xxx</span>)</div> <!-- Need JS to display the current speed unfortunately -->
+        <div class="media-control-label">{{ t "enclosure_media_controls.speed" }} (<span class="speed-indicator" data-enclosure-id="{{.ID}}">1.00x</span>)</div> <!-- Need JS to display the current speed unfortunately -->
         <button class="page-button" data-enclosure-id="{{.ID}}" data-enclosure-action="speed" data-action-value="-0.25" title="{{ t "enclosure_media_controls.speed.slower.title" "0.25" }}"><span class="icon-label" >{{ t "enclosure_media_controls.speed.slower" }}</span></button>
         <button class="page-button" data-enclosure-id="{{.ID}}" data-enclosure-action="speed-reset" data-action-value="1" title="{{ t "enclosure_media_controls.speed.reset.title"}}"><span class="icon-label" >{{ t "enclosure_media_controls.speed.reset" }}</span></button>
         <button class="page-button" data-enclosure-id="{{.ID}}" data-enclosure-action="speed" data-action-value="+0.25" title="{{ t "enclosure_media_controls.speed.faster.title" "0.25" }}"><span class="icon-label" >{{ t "enclosure_media_controls.speed.faster" }}</span></button>