fix: PHP lint

Author: ccailly

src/Glpi/Form/Migration/FormMigration.php

@@ -477,7 +477,7 @@ private function processMigrationOfQuestions(): void
                     $question->getID()
                 );
             } catch (\Throwable $th) {
-                $section = Section::getById($section_id);
+                $section = Section::getById($section_id) ?: null;
                 $this->result->addMessage(
                     MessageType::Error,
                     sprintf(

src/Glpi/Form/QuestionType/AbstractQuestionTypeSelectable.php

@@ -195,7 +195,7 @@ public function convertDefaultValue(array $rawData): array
         $default_values = json_decode($rawData['default_values']);
         if (
             ($default_values === null && json_last_error() !== JSON_ERROR_NONE)
-            || !empty($rawData['default_values']) && !is_array($default_values)
+            || !is_array($default_values)
         ) {
             $default_values = [$rawData['default_values']];
         }

src/Glpi/Form/QuestionType/QuestionTypeUrgency.php

@@ -195,7 +195,11 @@ public function getConditionHandler(
     #[Override]
     public function convertDefaultValue(array $rawData): ?int
     {
-        return (int) $rawData['default_values'] ?? null;
+        if (!isset($rawData['default_values'])) {
+            return null;
+        }
+
+        return (int) $rawData['default_values'];
     }
 
     #[Override]