v3.15.2

Updates

• Update circe to 0.14.17 by @scala-steward in #989
• Update http4s to 0.23.38 by @scala-steward in #985

Miscellaneous

• Adopt the Typelevel Code of Conduct by @vlovgr in #988
• Update munit-cats-effect to 2.2.1 by @scala-steward in #984
• Update sbt-buildinfo to 0.13.2 by @scala-steward in #982

Full Changelog: v3.15.1...v3.15.2