Fix tests on CI

.github/workflows/main.yml

@@ -10,18 +10,14 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
-    name: Ruby ${{ matrix.ruby }}
-    strategy:
-      matrix:
-        ruby:
-          - '3.0.5'
+    name: Build and test
 
     steps:
     - uses: actions/checkout@v2
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
-        ruby-version: ${{ matrix.ruby }}
+        ruby-version: 3.2
         bundler-cache: true
     - name: Run the default task
       run: bundle exec rake

.rubocop.yml

@@ -1,5 +1,5 @@
 AllCops:
-  TargetRubyVersion: 2.6
+  TargetRubyVersion: 3.2
 
 Style/StringLiterals:
   Enabled: true

Gemfile.lock

@@ -66,7 +66,7 @@ GEM
     unicode-display_width (2.5.0)
 
 PLATFORMS
-  arm64-darwin-22
+  ruby
 
 DEPENDENCIES
   degica_datadog!

degica_datadog.gemspec

@@ -10,7 +10,7 @@ Gem::Specification.new do |spec|
 
   spec.summary = "Datadog statsd & tracing utitlities for Degica services"
   spec.homepage = "https://github.com/degica/degica_datadog"
-  spec.required_ruby_version = ">= 2.6.0"
+  spec.required_ruby_version = ">= 3.0.0"
 
   spec.metadata["homepage_uri"] = spec.homepage
   spec.metadata["source_code_uri"] = spec.homepage