Merge pull request #67 from mzeis/patch-1

Fix links

Author: Igor Melnikov

app/code/Magento/PageBuilder/docs/install.md

@@ -91,7 +91,7 @@ Do not use this installation method for evaluation or production instances.
 
 ## Update steps
 
-When a new version of Page Builder is available, destroy your existing 2.3.0-alpha instance and follow the [composer](install.md#Composer installation) or [GitHub](install.md#GitHub installation) installation steps.
+When a new version of Page Builder is available, destroy your existing 2.3.0-alpha instance and follow the [composer](install.md#composer-installation) or [GitHub](install.md#github-installation) installation steps.
 
 ## Installing Node.js dependencies
 
@@ -150,4 +150,4 @@ Could not find a matching version of package magento/module-page-builder-commerc
 Check your composer keys in the `auth.json` file.
 If these keys are correct and you still encounter these errors, please contact [Olena Tkacheva].
 
-[Olena Tkacheva]: https://magentocommeng.slack.com/messages/@UAFV915FB
+[Olena Tkacheva]: https://magentocommeng.slack.com/messages/@UAFV915FB