(MODULES-10945) Do not install PDK when running PR tests

Create a separate group in the Gemfile for pdk and puppet-blacksmith
which are only used for releasing. In the workflow, avoid installing the
release group.

Author: GabrielNagy

.github/workflows/daily_unit_tests_with_nightly_puppet_gem.yaml

@@ -52,6 +52,7 @@ jobs:
         run: |
           git config --global core.longpaths true
           bundle config set system 'true'
+          bundle config set --local without 'release'
           ${{ matrix.env_set_cmd }}PUPPET_GEM_VERSION=$(ruby -e 'puts /puppet\s+\((.+)\)/.match(`gem list -eld puppet`)[1]')
           bundle update --jobs 4 --retry 3
 

.github/workflows/static_code_analysis.yaml

@@ -30,6 +30,7 @@ jobs:
       - name: Prepare testing environment with bundler
         run: |
           git config --global core.longpaths true
+          bundle config set --local without 'release'
           bundle update --jobs 4 --retry 3
 
       - name: Run commits check

.github/workflows/unit_tests_with_nightly_puppet_gem.yaml

@@ -54,6 +54,7 @@ jobs:
         run: |
           git config --global core.longpaths true
           bundle config set system 'true'
+          bundle config set --local without 'release'
           ${{ matrix.env_set_cmd }}PUPPET_GEM_VERSION=$(ruby -e 'puts /puppet\s+\((.+)\)/.match(`gem list -eld puppet`)[1]')
           bundle update --jobs 4 --retry 3
 

.github/workflows/unit_tests_with_released_puppet_gem.yaml

@@ -43,6 +43,7 @@ jobs:
         run: |
           git config --global core.longpaths true
           bundle config set system 'true'
+          bundle config set --local without 'release'
           bundle update --jobs 4 --retry 3
 
       - name: Run unit tests

Gemfile

@@ -47,8 +47,11 @@ group :system_tests do
   gem "beaker-hostgenerator"
   gem "beaker-rspec"
   gem "beaker-puppet", *location_for(ENV['BEAKER_PUPPET_VERSION'] || '~> 1.0')
-  gem "pdk", '~> 1.18',                                                          platforms: [:ruby]
+end
+
+group :release do
   gem "puppet-blacksmith", '~> 3.4',                                             require: false
+  gem "pdk",                                                                     platforms: [:ruby]
 end
 
 puppet_version = ENV['PUPPET_GEM_VERSION']