Fix creating parts from TME if the SPN contains percent signs (#1337)

* Fix creating TME parts with percent signs in SPN

The SPN ends up in the URL, which later causes validation errors n the
form. Solved by encoding the percent sign.

* Add TME provider unit tests.

Author: alufers

src/Services/InfoProviderSystem/Providers/TMEProvider.php

@@ -280,9 +280,13 @@ private function normalizeURL(string $url): string
     {
         //If a URL starts with // we assume that it is a relative URL and we add the protocol
         if (str_starts_with($url, '//')) {
-            return 'https:' . $url;
+            $url = 'https:' . $url;
         }
 
+        //Encode bare % signs that are not already part of a valid percent-encoded sequence
+        //Fixes part numbers with % in them e.g. SMD0603-5K1-1%
+        $url = preg_replace('/%(?![0-9A-Fa-f]{2})/', '%25', $url);
+
         return $url;
     }