Add 'csv' and 'mutex_m' to Gemfile

Phillip Davis created 

Some dependencies or other depend on them, but don't add them to their
Gemfile. However, they were removed from the stdlib in later Ruby
versions, so things break if we don't explicitly include them.

Change summary

Gemfile | 2 ++
1 file changed, 2 insertions(+)

Detailed changes

Gemfile 🔗 

@@ -21,6 +21,8 @@ gem 'rack', '< 2'
 gem 'redis'
 gem "sentry-ruby", "<= 4.3.1"
 gem 'webrick'
+gem 'csv'
+gem 'mutex_m'
 
 group(:development) do
 	gem "pry-reload"