Bump kotlin from 2.3.21 to 2.4.0 (#230)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -8,7 +8,7 @@ reflections = "0.10.2"
 # plugins
 changelog = "2.5.0"
 intelliJPlatform = "2.16.0"
-kotlin = "2.3.21"
+kotlin = "2.4.0"
 kover = "0.9.8"
 qodana = "2026.1.3"