docs: [RU/ZH] Fix example (#1648)

* [RU] Translation moved to VuePress

* custom-block.md example fix

* fix link

* options.md правка

* testing.md fix links

* linting.md fix link

* options.md added new section

* options.md add exposeFilename

* guide/README.md update

* README.md обновление

* docs: [RU] update

* pre-processors.md update

* custom-blocks.md update

* pre-processors.md fix example

Author: Alex-Sokolov

docs/ru/guide/pre-processors.md

@@ -62,7 +62,7 @@ module.exports = {
     {
       loader: 'sass-loader',
       options: {
-        indentedSyntax: true
+        indentedSyntax: true,
         // sass-loader >= 8
         sassOptions: {
           indentedSyntax: true

docs/zh/guide/pre-processors.md

@@ -62,7 +62,7 @@ module.exports = {
     {
       loader: 'sass-loader',
       options: {
-        indentedSyntax: true
+        indentedSyntax: true,
         // sass-loader version >= 8
         sassOptions: {
           indentedSyntax: true