Update dependency org.jetbrains.kotlinx.kover to v0.8.3

Author: renovate[bot]

gradle/libs.versions.toml

@@ -7,7 +7,7 @@ kotlin = "2.0.0"
 changelog = "2.2.1"
 gradleIntelliJPlugin = "1.17.4"
 qodana = "2024.1.5"
-kover = "0.8.2"
+kover = "0.8.3"
 
 [libraries]
 junit5 = { group = "org.junit.jupiter", name = "junit-jupiter", version.ref = "junit5" }