refactor: add strtoupper() to Request::getMethod()

The $upper functionality will be removed.

Author: kenjis

app/Views/errors/html/error_exception.php

@@ -199,7 +199,7 @@
 						</tr>
 						<tr>
 							<td>HTTP Method</td>
-							<td><?= esc($request->getMethod(true)) ?></td>
+							<td><?= esc(strtoupper($request->getMethod())) ?></td>
 						</tr>
 						<tr>
 							<td>IP Address</td>

system/Debug/Toolbar.php

@@ -76,7 +76,7 @@ public function run(float $startTime, float $totalTime, RequestInterface $reques
     {
         // Data items used within the view.
         $data['url']             = current_url();
-        $data['method']          = $request->getMethod(true);
+        $data['method']          = strtoupper($request->getMethod());
         $data['isAJAX']          = $request->isAJAX();
         $data['startTime']       = $startTime;
         $data['totalTime']       = $totalTime * 1000;