Remove Foreman from Gemfile (#18592)

Gemfile

@@ -120,7 +120,6 @@ group :development do
   gem "derailed_benchmarks", "~> 2.1", require: false # A series of things you can use to benchmark a Rails or Ruby app
   gem "easy_translate", "~> 0.5.1" # Google translate tie-in to be used with i18n tasks
   gem "erb_lint", "~> 0.0.37", require: false # ERB Linter tool
-  gem "foreman", "~> 0.87" # Process manager for applications with multiple components
   gem "guard", "~> 2.18", require: false # Guard is a command line tool to easily handle events on file system modifications
   gem "guard-rspec", "~> 4.7", require: false # Guard::Rspec includes a DSL for running tests on change
   gem "i18n-tasks", "~> 1.0.11" # Helpers to find and manage missing and unused translations

Gemfile.lock

@@ -323,7 +323,6 @@ GEM
     fog-xml (0.1.4)
       fog-core
       nokogiri (>= 1.5.11, < 2.0.0)
-    foreman (0.87.2)
     formatador (1.1.0)
     front_matter_parser (1.0.1)
     fugit (1.7.1)
@@ -1001,7 +1000,6 @@ DEPENDENCIES
   flipper-active_support_cache_store (~> 0.25.0)
   flipper-ui (~> 0.25.0)
   fog-aws (~> 3.14)
-  foreman (~> 0.87)
   front_matter_parser (~> 1.0)
   gemoji (~> 4.0.0.rc3)
   gibbon (~> 3.4)