zh-cn string amendment

src/main/res/values-zh/strings.xml

@@ -8,7 +8,7 @@
     <string name="kdanlrui_signIn_google">用Google账号登录</string>
     <string name="kdanlrui_signIn_email">用电子邮件登入</string>
     <string name="kdanlrui_signUp_facebook">用Facebook账号注册</string>
-    <string name="kdanlrui_signUp_google">用谷歌账号注册</string>
+    <string name="kdanlrui_signUp_google">用Google账号注册</string>
     <string name="kdanlrui_signUp_email">用电子邮件注册</string>
     <string name="kdanlrui_switch_to_register">创建新账号</string>
     <string name="kdanlrui_switch_to_login">已有Kdan账号</string>