✅ remove extra test that is syntax error

Author: mysticatea

tests/lib/rules/block-scoped-var.js

@@ -59,12 +59,6 @@ new RuleTester().run("block-scoped-var", rule, {
                 { type: "Identifier", message: '"a" is already defined.' },
             ],
         },
-        {
-            code: "{ var a; function a() {} }",
-            errors: [
-                { type: "Identifier", message: '"a" is already defined.' },
-            ],
-        },
         {
             code: "function foo(a) { var a; } var a;",
             errors: [