(maint) - bump puppetlabs_spec_helper to 7.x

Author: jordanbreen28

Gemfile

@@ -31,5 +31,5 @@ group :acceptance do
 end
 
 group :acceptance_ci do
-  gem 'puppetlabs_spec_helper', '~> 6.0', require: false
+  gem 'puppetlabs_spec_helper', '~> 7.0', require: false
 end