fix: auto test.

Author: takaokouji

test/helpers/expect-to-equal-blocks.js

@@ -234,7 +234,7 @@ const convertAndExpectToEqualBlocks = function (converter, target, code, expecte
 const convertAndExpectRubyBlockError = function (converter, target, code) {
     converter.targetCodeToBlocks(target, code);
     expect(converter.errors).toHaveLength(1);
-    expect(converter.errors[0].text).toMatch(/ could not convert ruby_/);
+    expect(converter.errors[0].text).toMatch(/ is the wrong instruction./);
 };
 
 const expectToEqualRubyStatement = function (converter, expectedStatement) {