Update dependency org.junit.jupiter:junit-jupiter to v5.12.1

Author: renovate[bot]

gradle/libs.versions.toml

@@ -1,6 +1,6 @@
 [versions]
 coroutines = "1.10.1"       # https://github.com/Kotlin/kotlinx.coroutines
-junit = "5.12.0"            # https://junit.org/junit5 | https://central.sonatype.com/artifact/org.junit.jupiter/junit-jupiter
+junit = "5.12.1"            # https://junit.org/junit5 | https://central.sonatype.com/artifact/org.junit.jupiter/junit-jupiter
 kotlin = "2.1.20"           # https://github.com/JetBrains/kotlin
 detekt = "1.23.8"           # https://github.com/detekt/detekt
 dokka = "2.0.0"             # https://github.com/Kotlin/dokka