(CAT-2281) Remove puppet 7 infrastructure

Puppet 7 is EOL. Therefore, we can remove the test infrastructure for it.
This commit aims to clear up any testing/config infrastructure related to
Puppet 7 and, by extension, Ruby 2.7.

Author: LukasAud

.github/workflows/ci.yml

@@ -19,7 +19,6 @@ jobs:
       fail-fast: false
       matrix:
         ruby_version:
-          - '2.7'
           - '3.2'
           - '3.3'
     name: "spec (ruby ${{ matrix.ruby_version }})"
@@ -34,7 +33,6 @@ jobs:
       fail-fast: false
       matrix:
         ruby_version:
-          - '2.7'
           - '3.2'
           - '3.3'
     name: "acceptance (ruby ${{ matrix.ruby_version }})"

.github/workflows/nightly.yml

@@ -12,7 +12,6 @@ jobs:
       fail-fast: false
       matrix:
         ruby_version:
-          - '2.7'
           - '3.2'
           - '3.3'
     name: "spec (ruby ${{ matrix.ruby_version }})"
@@ -26,7 +25,6 @@ jobs:
       fail-fast: false
       matrix:
         ruby_version:
-          - '2.7'
           - '3.2'
           - '3.3'
     name: "acceptance (ruby ${{ matrix.ruby_version }})"

puppet-lint.gemspec

@@ -32,5 +32,5 @@ Gem::Specification.new do |spec|
   ]
   spec.license = 'MIT'
 
-  spec.required_ruby_version = Gem::Requirement.new('>= 2.7'.freeze)
+  spec.required_ruby_version = Gem::Requirement.new('>= 3.1'.freeze)
 end

rubocop_baseline.yml

@@ -6,7 +6,7 @@ AllCops:
   NewCops: enable
   ExtraDetails: true
   DisplayStyleGuide: true
-  TargetRubyVersion: '2.7'
+  TargetRubyVersion: '3.1'
   DisplayCopNames: true
   SuggestExtensions: false
   Exclude: