Only install chrome

It's faster and that's the default browser for specs.

Author: elia

lib/solidus_dev_support/templates/extension/.circleci/config.yml

@@ -14,17 +14,16 @@ jobs:
   run-specs-with-postgres:
     executor: solidusio_extensions/postgres
     steps:
-      - browser-tools/install-browser-tools
+      - browser-tools/install-chrome
       - solidusio_extensions/run-tests
   run-specs-with-mysql:
     executor: solidusio_extensions/mysql
     steps:
-      - browser-tools/install-browser-tools
+      - browser-tools/install-chrome
       - solidusio_extensions/run-tests
   lint-code:
     executor: solidusio_extensions/sqlite-memory
     steps:
-      - browser-tools/install-browser-tools
       - solidusio_extensions/lint-code
 
 workflows: