fix(symfony): fetch api-platform/symfony version debug bar

fixes #6709

Author: soyuka

src/Symfony/Bundle/DataCollector/RequestDataCollector.php

@@ -73,10 +73,19 @@ public function getVersion(): ?string
             return null;
         }
 
-        $version = Versions::getVersion('api-platform/core');
+        try {
+            $version = Versions::getVersion('api-platform/symfony');
+        } catch (\OutOfBoundsException) {
+            try {
+                $version = Versions::getVersion('api-platform/core');
+            } catch (\OutOfBoundsException) {
+                return null;
+            }
+        }
+
         preg_match('/^v(.*?)@/', (string) $version, $output);
 
-        return $output[1] ?? strtok($version, '@');
+        return $output[1] ?? (strtok($version, '@') ?: null);
     }
 
     /**