Bump stripe from 5.15.0 to 5.17.0 (#6391)

Bumps [stripe](https://github.com/stripe/stripe-ruby) from 5.15.0 to 5.17.0.
- [Release notes](https://github.com/stripe/stripe-ruby/releases)
- [Changelog](https://github.com/stripe/stripe-ruby/blob/master/CHANGELOG.md)
- [Commits](https://github.com/stripe/stripe-ruby/compare/v5.15.0...v5.17.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Gemfile

@@ -91,7 +91,7 @@ gem "slack-notifier", "~> 2.3" # A slim ruby wrapper for posting to slack webhoo
 gem "sprockets", "~> 4.0" # Sprockets is a Rack-based asset packaging system
 gem "staccato", "~> 0.5" # Ruby Google Analytics Measurement
 gem "storext", "~> 3.1" # Add type-casting and other features on top of ActiveRecord::Store.store_accessor
-gem "stripe", "~> 5.15" # Ruby library for the Stripe API
+gem "stripe", "~> 5.17" # Ruby library for the Stripe API
 gem "strong_migrations", "~> 0.6" # Catch unsafe migrations
 gem "timber", "~> 3.0" # Great Ruby logging made easy
 gem "timber-rails", "~> 1.0" #  Timber integration for Rails

Gemfile.lock

@@ -752,7 +752,7 @@ GEM
     storext (3.1.0)
       activerecord (>= 4.0, < 6.1)
       virtus
-    stripe (5.15.0)
+    stripe (5.17.0)
     stripe-ruby-mock (3.0.1)
       dante (>= 0.2.0)
       multi_json (~> 1.0)
@@ -967,7 +967,7 @@ DEPENDENCIES
   staccato (~> 0.5)
   stackprof (~> 0.2)
   storext (~> 3.1)
-  stripe (~> 5.15)
+  stripe (~> 5.17)
   stripe-ruby-mock (~> 3.0)
   strong_migrations (~> 0.6)
   test-prof (~> 0.11)