update README.md

RuoYi

2022-01-04 b7452cc2815de77809a4537ba540b5c0f34a69c9

 ruoyi-common/src/main/java/com/ruoyi/common/filter/RepeatableFilter.java

@@ -30,7 +30,7 @@
    {

        ServletRequest requestWrapper = null;

        if (request instanceof HttpServletRequest

                && StringUtils.equalsAnyIgnoreCase(request.getContentType(), MediaType.APPLICATION_JSON_VALUE))

                && StringUtils.startsWithIgnoreCase(request.getContentType(), MediaType.APPLICATION_JSON_VALUE))

        {

            requestWrapper = new RepeatedlyRequestWrapper((HttpServletRequest) request, response);

        }