chore: remove error pattern

Author: kenjis

phpstan-baseline.neon.dist

@@ -455,11 +455,6 @@ parameters:
 			count: 1
 			path: system/Debug/Exceptions.php
 
-		-
-			message: "#^Property CodeIgniter\\\\Debug\\\\Exceptions\\:\\:\\$formatter \\(CodeIgniter\\\\Format\\\\FormatterInterface\\) in isset\\(\\) is not nullable\\.$#"
-			count: 1
-			path: system/Debug/Exceptions.php
-
 		-
 			message: "#^Property Config\\\\Exceptions\\:\\:\\$sensitiveDataInTrace \\(array\\) in isset\\(\\) is not nullable\\.$#"
 			count: 1