v0.3.15: Fix for openapi date examples

What's Changed

• Update cats-mtl to 1.4.0 by @scala-steward in #205
• Update munit, munit-scalacheck to 1.0.0-M10 by @scala-steward in #192
• Update grpc-netty, grpc-services to 1.59.0 by @scala-steward in #204
• Update scala-library to 2.13.12 by @scala-steward in #188
• Update os-lib to 0.9.2 by @scala-steward in #206
• Update cats-parse to 1.0.0 by @scala-steward in #207
• Update smithy-build, smithy-model to 1.41.0 by @scala-steward in #208
• Update smithy-build, smithy-model to 1.41.1 by @scala-steward in #209
• Update swagger-parser to 2.1.19 by @scala-steward in #210
• Update coursier to 2.1.8 by @scala-steward in #211
• Update grpc-netty, grpc-services to 1.59.1 by @scala-steward in #213
• Fix handling of date fields with examples by @lewisjkl in #215

Full Changelog: v0.3.14...v0.3.15