build(deps): bump org.mockito:mockito-core from 5.8.0 to 5.15.2 in /hiero-dependency-versions (#463)

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Author: dependabot[bot]

hiero-dependency-versions/build.gradle.kts

@@ -68,7 +68,7 @@ dependencies.constraints {
     api("io.github.cdimascio:dotenv-java:3.0.2") { because("io.github.cdimascio.dotenv.java") }
     api("org.assertj:assertj-core:3.23.1") { because("org.assertj.core") }
     api("org.junit.jupiter:junit-jupiter-api:5.10.2") { because("org.junit.jupiter.api") }
-    api("org.mockito:mockito-core:5.8.0") { because("org.mockito") }
+    api("org.mockito:mockito-core:5.15.2") { because("org.mockito") }
     api("org.mockito:mockito-junit-jupiter:5.8.0") { because("org.mockito.junit.jupiter") }
     api("org.testcontainers:junit-jupiter:1.20.1") { because("org.testcontainers.junit.jupiter") }
     api("org.testcontainers:testcontainers:1.20.1") { because("org.testcontainers") }