[TASK] Prepare TYPO3 9 upgrade

composer.json

@@ -11,7 +11,7 @@
 		"issues": "https://gitlab.sgalinski.de/typo3/sg_jobs"
 	},
 	"require": {
-		"typo3/cms-core": "8.7.0 - 8.7.99",
+		"typo3/cms-core": "^8.7.22 || ^9.5.2",
 		"sjbr/static-info-tables": ">=6.5.0",
 		"sgalinski/sg-mail": ">=4.7",
 		"sgalinski/sg-seo": ">=1.1.3",

ext_emconf.php

@@ -16,8 +16,8 @@ $EM_CONF[$_EXTKEY] = [
 		[
 			'depends' =>
 				[
-					'typo3' => '8.7.0-8.7.99',
-					'php' => '7.0.0-7.2.99',
+					'typo3' => '8.7.0-9.5.99',
+					'php' => '7.0.0-7.3.99',
 				],
 			'conflicts' =>
 				[