Bump knapsack_pro from 2.14.0 to 2.15.0 (#13460)

Bumps [knapsack_pro](https://github.com/KnapsackPro/knapsack_pro-ruby) from 2.14.0 to 2.15.0.
- [Release notes](https://github.com/KnapsackPro/knapsack_pro-ruby/releases)
- [Changelog](https://github.com/KnapsackPro/knapsack_pro-ruby/blob/master/CHANGELOG.md)
- [Commits](https://github.com/KnapsackPro/knapsack_pro-ruby/compare/v2.14.0...v2.15.0)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile

@@ -146,7 +146,7 @@ group :development, :test do
   gem "cypress-rails", "~> 0.5.0" # For end to end tests (E2E)
   gem "dotenv-rails", "~> 2.7.6" # For loading ENV variables locally
   gem "faker", "~> 2.17" # A library for generating fake data such as names, addresses, and phone numbers
-  gem "knapsack_pro", "~> 2.14.0" # Help parallelize Ruby spec builds
+  gem "knapsack_pro", "~> 2.15.0" # Help parallelize Ruby spec builds
   gem "pry-byebug", "~> 3.8" # Combine 'pry' with 'byebug'. Adds 'step', 'next', 'finish', 'continue' and 'break' commands to control execution
   gem "rspec-rails", "~> 5.0" # rspec-rails is a testing framework for Rails 3+
   gem "rubocop", "~> 1.12", require: false # Automatic Ruby code style checking tool

Gemfile.lock

@@ -417,7 +417,7 @@ GEM
     kaminari-core (1.2.1)
     katex (0.6.1)
       execjs (~> 2.7)
-    knapsack_pro (2.14.0)
+    knapsack_pro (2.15.0)
       rake
     launchy (2.5.0)
       addressable (~> 2.7)
@@ -918,7 +918,7 @@ DEPENDENCIES
   jsonapi-serializer (~> 2.2)
   kaminari (~> 1.2)
   katex (~> 0.6.1)
-  knapsack_pro (~> 2.14.0)
+  knapsack_pro (~> 2.15.0)
   launchy (~> 2.5)
   liquid (~> 5.0)
   listen (~> 3.5)