Null

What's Changed

• Update github/codeql-action action to v2 by @renovate in #166
• Update dependency psalm/plugin-phpunit to v0.17.0 by @renovate in #167
• ci: test on clickhouse 22.5-22.7 by @simPod in #169
• feat: add Null output and format by @simPod in #168

Full Changelog: 0.6.1...0.6.2