v2.6.5

What's Changed

• [BUGFIX] Set correct IgnoreValidation attribute key by @helsner in #4295
• [DOCS] Improve best practice docs and add version matrix by @helsner in #4297
• [BUGFIX] Fix code style by @simonschaufi in #4300
• [BUGFIX] Add numbered key if missing for SimplifyCheckboxItemsTCARector by @simonschaufi in #4299

Full Changelog: v2.6.4...v2.6.5