Update dependency org.jetbrains.kotlinx.kover to v0.9.4

Author: renovate[bot]

gradle/libs.versions.toml

@@ -18,7 +18,7 @@ dokka = "1.8.10"
 kotlin = "2.1.20"
 changelog = "2.2.1"
 gradleIntelliJPlugin = "1.17.4"
-kover = "0.9.1"
+kover = "0.9.4"
 
 [libraries]