fixed newline

Author: Kivooeo

tests/ui/parser/expr-rarrow-call.fixed

@@ -27,7 +27,7 @@ fn tuple_field_access(t: &(u8, u8)) {
 struct Foo;
 
 fn method_call(foo: &Foo) {
-    foo.clone(); //~ ERROR `->` used for field access or method call
+    foo.clone(); //~ ERROR `->` is not valid syntax for field accesses and method calls
 }
 
 fn main() {}