[PHP 8.3 support](#133) : Marking overridden methods with [Override attribute](https://stitcher.io/blog/override-in-php-83)

Author: llaville

data/reference/extension/core/83/classes.json

@@ -0,0 +1,7 @@
+[
+    {
+        "name": "Override",
+        "ext_min": "8.3.0alpha3",
+        "php_min": "8.3.0alpha3"
+    }
+]

data/reference/extension/core/83/methods.json

@@ -0,0 +1,8 @@
+[
+    {
+        "class_name": "Override",
+        "name": "__construct",
+        "ext_min": "8.3.0alpha3",
+        "php_min": "8.3.0alpha3"
+    }
+]

src/Application/Command/Init/InitHandler.php

@@ -328,7 +328,7 @@ private function majorReleaseDefinitionProvider(): Generator
                 '40',
                 '50', '51', '53', '55',
                 '70', '71', '73', '74',
-                '80', '81', '82',
+                '80', '81', '82', '83',
             ],
             'const' => ['80'],
             'constants' => [
@@ -345,7 +345,7 @@ private function majorReleaseDefinitionProvider(): Generator
             'methods' => [
                 '51', '53', '55',
                 '70', '72', '74',
-                '80', '81', '82',
+                '80', '81', '82', '83',
             ],
             'iniEntries' => [
                 '40', '41',