fix: Gemfile to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-RUBY-WEBSOCKETEXTENSIONS-570830

Gemfile

@@ -6,7 +6,7 @@ git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 ruby '2.6.2'
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
-gem 'rails', '~> 5.2.1'
+gem 'rails', '~> 5.2.3'
 # Use sqlite3 as the database for Active Record
 gem 'sqlite3'
 # Use Puma as the app server
@@ -30,13 +30,13 @@ gem 'bootsnap', '>= 1.1.0', require: false
 
 # Authentication
 gem 'devise'
-gem 'devise_token_auth'
+gem 'devise_token_auth', '>= 1.1.3'
 
 gem 'rack-cors'
 
 # Interactors
 gem 'interactor'
-gem 'interactor-rails'
+gem 'interactor-rails', '>= 2.2.1'
 
 gem 'active_model_serializers'