v7.21.0

What's Changed

• Use explicit display: flex instead of d-flex class to avoid inflictin… by @cbeer in #2507
• Document why we need to check for the existence of a selector by @jcoyne in #2505
• Fix typo in german locale by @vstollen in #2508
• Configure babel to target es2015 (for IE11 support) by @jcoyne in #2510
• Add support for turbo-rails by @jcoyne in #2506
• Restore axe accessibility checks; fixes #2493 by @cbeer in #2511
• stop skipping check for aria-allowed-role in axe accessibility check by @jrochkind in #2512
• Allow configuration of email and sms fields. by @dkinzer in #1988
• Update references to "master" in the main branch. by @dkinzer in #2513
• Update CI after the main branch was renamed by @cbeer in #2517
• Load test scaffolding first by @cbeer in #2520
• Represent facet.missing facets with an explicit internal representation by @cbeer in #2516
• Fix modal close button for bootstrap 5 by @cbeer in #2521

Full Changelog: v7.20.1...v7.21.0