Fix code samples of CE whenDefined

src/content/en/fundamentals/web-components/customelements.md

@@ -421,7 +421,7 @@ element becomes defined.
 
     let promises = [...undefinedButtons].map(socialButton => {
       return customElements.whenDefined(socialButton.localName);
-    ));
+    });
 
     // Wait for all the social-buttons to be upgraded.
     Promise.all(promises).then(() => {

src/content/es/fundamentals/web-components/customelements.md

@@ -508,7 +508,7 @@ proporciona una promesa que se resuelve al definirse el elemento.
 
     let promises = [...undefinedButtons].map(socialButton => {
       return customElements.whenDefined(socialButton.localName);
-    ));
+    });
 
     // Wait for all the social-buttons to be upgraded.
     Promise.all(promises).then(() => {

src/content/id/fundamentals/web-components/customelements.md

@@ -508,7 +508,7 @@ Ini akan menjajakan sebuah Promise yang akan ditetapkan bila elemen menjadi defi
 
     let promises = [...undefinedButtons].map(socialButton => {
       return customElements.whenDefined(socialButton.localName);
-    ));
+    });
 
     // Wait for all the social-buttons to be upgraded.
     Promise.all(promises).then(() => {

src/content/ja/fundamentals/web-components/customelements.md

@@ -502,7 +502,7 @@ HTML 属性は、ユーザーが初期状態を宣言するための便利な方
 
     let promises = [...undefinedButtons].map(socialButton => {
       return customElements.whenDefined(socialButton.localName);
-    ));
+    });
 
     // Wait for all the social-buttons to be upgraded.
     Promise.all(promises).then(() => {

src/content/ko/fundamentals/web-components/customelements.md

@@ -508,7 +508,7 @@ HTML 속성은 사용자가 초기 상태를 선언할 수 있는 간편한 방
 
     let promises = [...undefinedButtons].map(socialButton => {
       return customElements.whenDefined(socialButton.localName);
-    ));
+    });
 
     // Wait for all the social-buttons to be upgraded.
     Promise.all(promises).then(() => {

src/content/pt-br/fundamentals/web-components/customelements.md

@@ -509,7 +509,7 @@ Ele disponibiliza uma promessa que será resolvida quando o elemento se tornar d
 
     let promises = [...undefinedButtons].map(socialButton => {
       return customElements.whenDefined(socialButton.localName);
-    ));
+    });
 
     // Wait for all the social-buttons to be upgraded.
     Promise.all(promises).then(() => {

src/content/ru/fundamentals/web-components/customelements.md

@@ -470,7 +470,7 @@ let undefinedButtons = buttons.querySelectorAll(':not(:defined)');
 
 let promises = [...undefinedButtons].map(socialButton => {
   return customElements.whenDefined(socialButton.localName);
-));
+});
 
 // Wait for all the social-buttons to be upgraded.
 Promise.all(promises).then(() => {

src/content/zh-cn/fundamentals/web-components/customelements.md

@@ -503,7 +503,7 @@ HTML 属性可方便地让用户声明初始状态：
 
     let promises = [...undefinedButtons].map(socialButton => {
       return customElements.whenDefined(socialButton.localName);
-    ));
+    });
 
     // Wait for all the social-buttons to be upgraded.
     Promise.all(promises).then(() => {

src/content/zh-tw/fundamentals/web-components/customelements.md

@@ -502,7 +502,7 @@ HTML 屬性可方便地讓用戶聲明初始狀態：
 
     let promises = [...undefinedButtons].map(socialButton => {
       return customElements.whenDefined(socialButton.localName);
-    ));
+    });
 
     // Wait for all the social-buttons to be upgraded.
     Promise.all(promises).then(() => {