Update issue-bot

Author: renovate[bot]

issue-bot/composer.json

@@ -6,11 +6,11 @@
 		"knplabs/github-api": "^3.9",
 		"league/commonmark": "^2.3",
 		"nette/neon": "^3.3",
-		"nette/utils": "^3.2",
+		"nette/utils": "^4.0",
 		"phpstan/phpstan-deprecation-rules": "^2.0",
 		"phpstan/phpstan-strict-rules": "^2.0",
-		"symfony/console": "^6.1",
-		"symfony/finder": "^6.1"
+		"symfony/console": "^8.0",
+		"symfony/finder": "^8.0"
 	},
 	"autoload": {
 		"psr-4": {