fix: don't send unsolicited stuff: this might break json

scripts/config.php

@@ -307,6 +307,7 @@ if(isset($_GET['sendtest']) && $_GET['sendtest'] == "true") {
   $title = str_replace("\$sens", $sens, $title);
   $title = str_replace("\$overlap", $overlap, $title);
   $title = str_replace("\$flickrimage", $exampleimage, $title);
+  $title = str_replace("\$reason", 'Test message', $title);
 
   $body = str_replace("\$sciname", $sciname, $body);
   $body = str_replace("\$comname", $comname, $body);
@@ -322,6 +323,7 @@ if(isset($_GET['sendtest']) && $_GET['sendtest'] == "true") {
   $body = str_replace("\$sens", $sens, $body);
   $body = str_replace("\$overlap", $overlap, $body);
   $body = str_replace("\$flickrimage", $exampleimage, $body);
+  $body = str_replace("\$reason", 'Test message', $body);
 
   $temp = tmpfile();
   $tpath = stream_get_meta_data($temp)['uri'];
@@ -565,6 +567,8 @@ https://discordapp.com/api/webhooks/{WebhookID}/{WebhookToken}
       <dd>Overlap set in "Advanced Settings"</dd>
       <dt>$flickrimage</dt>
       <dd>A preview image of the detected species from Flickr. Set your API key below.</dd>
+      <dt>$reason</dt>
+      <dd>The reason a message was sent</dd>
       </dl>
       <p>Use the variables defined above to customize your notification title and body.</p>
       <label for="apprise_notification_title">Notification Title: </label>