fix: spring as regular dependency (#328)

Author: adrianthedev

Gemfile

@@ -54,7 +54,7 @@ gem "dotenv-rails"
 gem "web-console", ">= 3.3.0"
 gem "listen", ">= 3.5.1"
 # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
-gem "spring", group: :development
+gem "spring"
 
 gem "factory_bot_rails"
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem