Set default config context format to JSON to maintain existing behavior

netbox/templates/extras/inc/configcontext_data.html

@@ -1,8 +1,8 @@
 {% load helpers %}
 
-<div class="rendered-context-data" data-format="yaml">
-    <pre>{{ data|render_yaml }}</pre>
-</div>
-<div class="rendered-context-data" data-format="json" style="display: none;">
+<div class="rendered-context-data" data-format="json">
     <pre>{{ data|render_json }}</pre>
 </div>
+<div class="rendered-context-data" data-format="yaml" style="display: none;">
+    <pre>{{ data|render_yaml }}</pre>
+</div>

netbox/templates/extras/inc/configcontext_format.html

@@ -1,6 +1,6 @@
 <div class="pull-right">
     <div class="btn-group btn-group-xs" role="group">
-        <span class="btn btn-default rendered-context-format active" data-format="yaml">YAML</span>
-        <span class="btn btn-default rendered-context-format" data-format="json">JSON</span>
+        <span class="btn btn-default rendered-context-format active" data-format="json">JSON</span>
+        <span class="btn btn-default rendered-context-format" data-format="yaml">YAML</span>
     </div>
 </div>