Fix "Development Dependencies Install" guide [ci skip]

Since we use [workspaces](https://yarnpkg.com/lang/en/docs/workspaces/) `yarn install` from the root should install all the javascript dependencies.
2019-01-19 23:22:01 +00:00 · 2019-01-19 23:22:01 +00:00 · 535af8798c
parent 5ae48c43a2
commit 535af8798c
1 changed files with 0 additions and 1 deletions
--- a/guides/source/development_dependencies_install.md
+++ b/guides/source/development_dependencies_install.md
@ -227,7 +227,6 @@ If you're using another database, check the file `activerecord/test/config.yml`
 If you installed Yarn, you will need to install the javascript dependencies:

 ```bash
-$ cd activestorage
 $ yarn install
 ```