Bump com.squareup:kotlinpoet from 1.16.0 to 2.2.0 (#665)

Bumps [com.squareup:kotlinpoet](https://github.com/square/kotlinpoet) from 1.16.0 to 2.2.0.
- [Release notes](https://github.com/square/kotlinpoet/releases)
- [Changelog](https://github.com/square/kotlinpoet/blob/main/docs/changelog.md)
- [Commits](square/kotlinpoet@1.16.0...2.2.0)

---
updated-dependencies:
- dependency-name: com.squareup:kotlinpoet
  dependency-version: 2.2.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -20,7 +20,7 @@ grpc-testing = { group = "io.grpc", name = "grpc-testing", version = "1.62.2" }
 grpc-stub = { group = "io.grpc", name = "grpc-stub", version = "1.62.2" }
 grpc-inprocess = { group = "io.grpc", name = "grpc-inprocess", version = "1.62.2" }
 protoc-gen-grpc-java = { group = "io.grpc", name = "protoc-gen-grpc-java", version = "1.62.2" }
-kotlinpoet = { group = "com.squareup", name = "kotlinpoet", version = "1.16.0" }
+kotlinpoet = { group = "com.squareup", name = "kotlinpoet", version = "2.2.0" }
 junit = { group = "junit", name = "junit", version = "4.13.2" }
 junit-platform-launcher = { group = "org.junit.platform", name = "junit-platform-launcher", version = "1.10.2" }
 guava = { group = "com.google.guava", name = "guava", version = "33.0.0-jre" }