Bump version to 0.2.2

[berendkleinhaneveld]

This version includes:

• benchmarks on CI Add benchmark #22 Fix saving benchmark results #28
• improved CLI output when dealing with multiple files (more like ruff, although less detailed) Add batch processing for check and format commands #23
• use current working directory as default path argument (like ruff) Bump version to 0.2.2 #29
• major performance improvements
  • reduce disk access Optimization: use stdin for ruff to reduce disk access #25
  • only sort when needed and cache the setting lookup Cache looking up isort config and skip sorting of imports on template expressions #26
  • batch formatting of template expression in one go Batch formatting of expressions in template #27