Update baseline

See Roave/BetterReflection#1428

Author: ondrejmirtes

phpstan-baseline.neon

@@ -355,6 +355,11 @@ parameters:
 			count: 1
 			path: src/Reflection/ClassReflection.php
 
+		-
+			message: "#^Parameter \\#2 \\$namespace of class PHPStan\\\\Reflection\\\\InitializerExprContext constructor expects non\\-empty\\-string\\|null, string\\|null given\\.$#"
+			count: 1
+			path: src/Reflection/InitializerExprContext.php
+
 		-
 			message: "#^Binary operation \"&\" between bool\\|float\\|int\\|string\\|null and bool\\|float\\|int\\|string\\|null results in an error\\.$#"
 			count: 1