documentation: Fixes

docs/configuration/rule-set/index.md

@@ -74,7 +74,7 @@ Tag of rule-set.
 
 ==Required==
 
-List of [Headless Rule](../headless-rule/).
+List of [Headless Rule](./headless-rule/).
 
 ### Local or Remote Fields
 

docs/configuration/rule-set/index.zh.md

@@ -74,7 +74,7 @@ icon: material/new-box
 
 ==必填==
 
-一组 [无头规则](../headless-rule/).
+一组 [无头规则](./headless-rule/).
 
 ### 本地或远程字段