Update PHP version to 7.4.2

Author: steevanb

.phpbenchmarks/config.yml

@@ -6,7 +6,7 @@ benchmark:
 sourceCode:
     entryPoint: public/index.php
     urls:
-        entryPoint: 'https://github.com/phpbenchmarks/php/blob/7.4.1_hello-world_1/public/index.php'
+        entryPoint: 'https://github.com/phpbenchmarks/php/blob/7.4.2_hello-world_0/public/index.php'
 coreDependency:
     name: php
-    version: 7.4.1
+    version: 7.4.2

.phpbenchmarks/php/7.4/composer.lock

@@ -2,5 +2,4 @@
 
 declare(strict_types=1);
 
-$rootDir = __DIR__ . '/../../..';
-require($rootDir . '/public/index.php');
+require(__DIR__ . '/../../../public/index.php');

.phpbenchmarks/php/7.4/preload.php

@@ -3,6 +3,6 @@
     "license": "proprietary",
     "type": "project",
     "require": {
-        "php": "7.4.1"
+        "php": "7.4.2"
     }
 }