Fixed grammar issues in README.md (publiclab#8980)

- Corrected grammar issues in lines 107 and 108

README.md

@@ -104,8 +104,8 @@ For installation, prerequisites include sqlite3 and rvm. [Click here for a compl
     * Install gems with `bundle install --without production mysql` from the rails root folder, to install the gems you'll need, excluding those needed only in production.
 6. Run `cp db/schema.rb.example db/schema.rb` to make a copy of `db/schema.rb.example` in `db/schema.rb`.
 7. You could choose to use mysql2 or sqlite3 as your database
-    * If mysql2  Run `cp config/database.yml.mysql.example config/database.yml` to make a copy of `config/database.yml.mysql.example` in `config/database.yml` 
-    * If sqlite3, Run `cp config/database.yml.sqlite.example config/database.yml` to make a copy of `config/database.yml.sqlite.example` in `config/database.yml`.
+    * If mysql2,  run `cp config/database.yml.mysql.example config/database.yml` to make a copy of `config/database.yml.mysql.example` in `config/database.yml` 
+    * If sqlite3, run `cp config/database.yml.sqlite.example config/database.yml` to make a copy of `config/database.yml.sqlite.example` in `config/database.yml`.
 _kindly note if you choose to use sqlite some tests may fail. The project was setup initially to use mysql and some tests are tailored for mysql db. No need for alarm, we are working to fix these and this will not interfere with your development process_
 8. Run `rake db:setup` to set up the database
 9. Install static assets (like external javascript libraries, fonts) with `yarn install`