修正OpenFeign部分情况下传递header认证信息为空问题 #https://gitee.com/y_project/RuoYi-Cloud/issues/I5AGRR

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

@@ -142,7 +142,7 @@ public class ServletUtils
 
     public static Map<String, String> getHeaders(HttpServletRequest request)
     {
-        Map<String, String> map = new LinkedHashMap<>();
+        Map<String, String> map = new LinkedCaseInsensitiveMap<>();
         Enumeration<String> enumeration = request.getHeaderNames();
         if (enumeration != null)
         {