v5.19.0

What's Changed

⚠️ Breaking Change

• PG affinity_type, is_strict -> placement_group_type, placement_group_policy by @lgarber-akamai in #437

🧪 Testing Improvements

• Add submodule checkout in cross release test workflow by @ykim-1 in #438
• Temporarily disable LDE integration tests by @lgarber-akamai in #444

⚙️ Repo/CI Improvements

• Add project label by @zliang-akamai in #440

📖 Documentation

• Update api doc urls to point to techdocs by @jriddle-linode in #439

Full Changelog: v5.18.0...v5.19.0