[TASK] Adjust version to 3.0.2

composer.json

@@ -5,7 +5,7 @@
 	"keywords": ["TYPO3 CMS", "language"],
 	"homepage": "https://www.sgalinski.de",
 	"license": ["GPL-2.0-or-later"],
-	"version": "4.0.0-dev",
+	"version": "3.0.2-dev",
 	"support": {
 		"issues": "https://gitlab.sgalinski.de/typo3/languagevisibility"
 	},

ext_emconf.php

@@ -27,7 +27,7 @@ $EM_CONF['languagevisibility'] = [
 	'modify_tables' => '',
 	'clearCacheOnLoad' => 1,
 	'lockType' => '',
-	'version' => '4.0.0-dev',
+	'version' => '3.0.2-dev',
 	'constraints' => [
 		'depends' => [
 			'php' => '7.3.0-7.4.99',