docs: fix links to CODE_OF_CONDUCT.md of all languages

Author: diyews

.github/CODE_OF_CONDUCT-es.md

@@ -1,7 +1,7 @@
 # Código de Conducta convenido para Contribuyentes
 
 Ver este documento en otro idioma:
-[English](CONTRIBUTING.md) / [日本語](.github/CONTRIBUTING-jp.md) / [简体中文](.github/CONTRIBUTING-zh-CN.md) / [Português](.github/CONTRIBUTING-pt-BR.md)
+[English](/CODE_OF_CONDUCT.md) / [日本語](.github/CODE_OF_CONDUCT-jp.md) / [简体中文](.github/CODE_OF_CONDUCT-zh-CN.md) / [Português](.github/CODE_OF_CONDUCT-pt-BR.md)
 
 ## Nuestro compromiso
 

.github/CODE_OF_CONDUCT-jp.md

@@ -1,7 +1,7 @@
 # コントリビューター行動規範
 
 このドキュメントを別の言語で表示する：
-[English](CONTRIBUTING.md) / [简体中文](.github/CONTRIBUTING-zh-CN.md) / [Español](.github/CONTRIBUTING-es.md) / [Português](.github/CONTRIBUTING-pt-BR.md)
+[English](/CODE_OF_CONDUCT.md) / [简体中文](.github/CODE_OF_CONDUCT-zh-CN.md) / [Español](.github/CODE_OF_CONDUCT-es.md) / [Português](.github/CODE_OF_CONDUCT-pt-BR.md)
 
 ## 私たちの約束
 

.github/CODE_OF_CONDUCT-pt-BR.md

@@ -1,7 +1,7 @@
 # Código de Conduta para Colaboradores
 
 Veja este documento em outro idioma:
-[English](CONTRIBUTING.md) / [日本語](.github/CONTRIBUTING-jp.md) / [简体中文](.github/CONTRIBUTING-zh-CN.md) / [Español](.github/CONTRIBUTING-es.md)
+[English](/CODE_OF_CONDUCT.md) / [日本語](.github/CODE_OF_CONDUCT-jp.md) / [简体中文](.github/CODE_OF_CONDUCT-zh-CN.md) / [Español](.github/CODE_OF_CONDUCT-es.md)
 
 ## Nossa promessa
 

.github/CODE_OF_CONDUCT-zh-CN.md

@@ -1,7 +1,7 @@
 # 参与者行为准则
 
 使用其他语言来阅读本文档:
-[English](CONTRIBUTING.md) / [日本語](.github/CONTRIBUTING-jp.md) / [Español](.github/CONTRIBUTING-es.md) / [Português](.github/CONTRIBUTING-pt-BR.md)
+[English](/CODE_OF_CONDUCT.md) / [日本語](.github/CODE_OF_CONDUCT-jp.md) / [Español](.github/CODE_OF_CONDUCT-es.md) / [Português](.github/CODE_OF_CONDUCT-pt-BR.md)
 
 ## 我们的誓言
 

CODE_OF_CONDUCT.md

@@ -1,7 +1,7 @@
 # Contributor Covenant Code of Conduct
 
 View this document in another language:
-[简体中文](.github/CONTRIBUTING-zh-CN.md) / [日本語](.github/CONTRIBUTING-jp.md) / [Español](.github/CONTRIBUTING-es.md) / [Português](.github/CONTRIBUTING-pt-BR.md)
+[简体中文](.github/CODE_OF_CONDUCT-zh-CN.md) / [日本語](.github/CODE_OF_CONDUCT-jp.md) / [Español](.github/CODE_OF_CONDUCT-es.md) / [Português](.github/CODE_OF_CONDUCT-pt-BR.md)
 
 ## Our Pledge