Merge pull request #5501 from vuestorefront/20210208-fix-vsf1-cache-docs

Update VSF1 SSR Cache docs

Author: Fifciu

docs/guide/basics/ssr-cache.md

@@ -69,10 +69,10 @@ We strongly recommend you DO NOT USE output cache in development mode. By using
 You can manually clear the Redis cache for specific tags by running the following command:
 
 ```bash
-yarn cache clear
-yarn cache clear -- --tag=product,category
-yarn cache clear -- --tag=P198
-yarn cache clear -- --tag=*
+yarn run cache clear
+yarn run cache clear -- --tag=product,category
+yarn run cache clear -- --tag=P198
+yarn run cache clear -- --tag=*
 ```
 
 **Note:** The commands presented above works exactly the same way in the `vue-storefront-api`.
@@ -129,4 +129,4 @@ is in charge of assigning the specific tag with current HTTP request output.
 
 ## Caching strategies on production
 
-When it comes to caching on production, we made a set of caches at each layer of _Vue Storefront_ infrastructure. There is a section about [_Production setup_](/guide/installation/production-setup.html) in our guide. Additionally read [this article](https://medium.com/the-vue-storefront-journal/caching-on-production-10b00a5614f8) for more details. 
+When it comes to caching on production, we made a set of caches at each layer of _Vue Storefront_ infrastructure. There is a section about [_Production setup_](/guide/installation/production-setup.html) in our guide. Additionally read [this article](https://medium.com/the-vue-storefront-journal/caching-on-production-10b00a5614f8) for more details.