Fixed casting CurlMultiHandle to (int)

Author: ondrejmirtes

src/Type/ObjectType.php

@@ -310,7 +310,7 @@ public function toInteger(): Type
 			return new IntegerType();
 		}
 
-		if ($this->getClassName() === 'CurlHandle') {
+		if (in_array($this->getClassName(), ['CurlHandle', 'CurlMultiHandle'], true)) {
 			return new IntegerType();
 		}
 

tests/PHPStan/Rules/Cast/data/invalid-cast.php

@@ -62,3 +62,8 @@ function (): void {
 	$ch = curl_init();
 	(int) $ch;
 };
+
+function (): void {
+	$ch = curl_multi_init();
+	(int) $ch;
+};