Remove carrier formatting cruft from tracking details

lib/TrackingEntry.lib.php

@@ -18,6 +18,20 @@ class TrackingEntry {
             $this->location = $location;
         }
         $this->iscontainerscan = $iscontainerscan;
+        $this->formatDetails();
+    }
+
+    /**
+     * Do some find/replace on the event details to clean up some carrier formatting nonsense.
+     */
+    private function formatDetails() {
+        $findreplace = [
+            "<SUP>&reg;</SUP>" => "®"
+        ];
+
+        foreach ($findreplace as $f => $r) {
+            $this->details = str_replace($f, $r, $this->details);
+        }
     }
 
     public function toString(): string {