Merge pull request #230 from tabris233/fix-blank-miss

🐞 fix(method.md): 缺少空白 / miss blank

en/src/method.md

@@ -174,7 +174,7 @@ impl TrafficLight {
     }
 
     // fill in the blank, DON'T use any variants of `Self`
-    pub fn change_state() {
+    pub fn change_state(__) {
         self.color = "green".to_string()
     }
 }

zh-CN/src/method.md

@@ -168,7 +168,7 @@ impl TrafficLight {
     }
 
     // 填空，不要使用 `Self` 或其变体
-    pub fn change_state() {
+    pub fn change_state(__) {
         self.color = "green".to_string()
     }
 }