Clean up .gitattributes

Author: Chalarangelo

.gitattributes

@@ -1,25 +1 @@
-# Mark files as having been generated.
-Gemfile.lock linguist-generated
-config/environments/**/* linguist-generated
-db/schema.rb linguist-generated
-db/puma.rb linguist-generated
-config/boot.rb linguist-generated
-bin/rails linguist-generated
-bin/rake linguist-generated
-bin/setup linguist-generated
-
-# Trick linguist into recognizing the following files as JS.
-package.json linguist-language=JavaScript
-package-lock.json linguist-language=JavaScript
-
-# Mark any vendored files as having been vendored.
-vendor/* linguist-vendored
-config/credentials/*.yml.enc diff=rails_credentials
-config/credentials.yml.enc diff=rails_credentials
-
-# Mark RSpec-related files as being test data.
-spec/factories/* linguist-generated
-spec/fixtures/* linguist-generated
-spec/support/* linguist-generated
-spec/rails_helper.rb linguist-generated
-spec/spec_helper.rb linguist-generated
+package-lock.json -diff