fs2-kafka v2.6.1

This release makes some internal changes in preparation for changes to cancelation semantics forthcoming in cats-effect 3.5.0; it also updates some dependencies.

What's Changed

• Update tlBaseVersion by @bplommer in #1197
• Preparatory changes for new CE cancelation semantics by @bplommer in #1187
• Update cats-effect, cats-effect-laws, ... to 3.4.9 in series/2.x by @scala-steward in #1195
• Update testcontainers-scala-kafka, ... to 0.40.15 in series/2.x by @scala-steward in #1194
• Update sbt-mima-plugin to 1.1.2 in series/2.x by @scala-steward in #1189
• Update logback-classic to 1.3.7 in series/2.x by @scala-steward in #1193
• Update scalafmt-core to 2.2.2 in series/2.x by @scala-steward in #1191
• Update kafka-avro-serializer to 6.2.10 in series/2.x by @scala-steward in #1190
• Update sbt-typelevel to 0.4.20 in series/2.x by @scala-steward in #1196

Full Changelog: v2.6.0...v2.6.1