Update kotlinpoet to v2.1.0

Author: renovate[bot]

gradle/libs.versions.toml

@@ -34,7 +34,7 @@ kgx = "0.1.12"
 kotest = "5.9.1"
 kotlin = "2.0.21"
 kotlinx-binaryCompatibility = "0.17.0"
-kotlinpoet = "2.0.0"
+kotlinpoet = "2.1.0"
 ktlint = "1.0.1"
 ktlintPlugin = "12.1.2"
 mavenPublish = "0.30.0"