chore: Upgrade to Ruby 3.2.1 & Rails 6.0

* chore: upgrade to rails 6.0

* chore: upgrade ruby to 3.2.1

* chore: upgrade bundler

* chore: upgrade execjs

* chore: upgrade to rails 6.1

* chore: switch to sentry-ruby from raven

* chore: add extra platforms to gemfile

app/models/user_invite.rb

@@ -18,7 +18,7 @@ class UserInvite < ApplicationRecord
 
   include HasUUID
 
-  validates :email_address, presence: true, uniqueness: true, format: { with: /@/, allow_blank: true }
+  validates :email_address, presence: true, uniqueness: { case_sensitive: false }, format: { with: /@/, allow_blank: true }
 
   has_many :organization_users, dependent: :destroy, as: :user
   has_many :organizations, through: :organization_users