【轻量级 PR】：简化return

CHY

2022-09-13 7f0f842651f3b81f5a3fba36da4c1f79feb0bd75

 ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ExceptionUtil.java

@@ -18,8 +18,7 @@
    {

        StringWriter sw = new StringWriter();

        e.printStackTrace(new PrintWriter(sw, true));

        String str = sw.toString();

        return str;

        return sw.toString();

    }



    public static String getRootErrorMessage(Exception e)