Update Composer, update everything

vendor/nikic/php-parser/test/PhpParser/Parser/Php5Test.php

@@ -0,0 +1,15 @@
+<?php declare(strict_types=1);
+
+namespace PhpParser\Parser;
+
+use PhpParser\Lexer;
+use PhpParser\ParserTest;
+
+require_once __DIR__ . '/../ParserTest.php';
+
+class Php5Test extends ParserTest
+{
+    protected function getParser(Lexer $lexer) {
+        return new Php5($lexer);
+    }
+}