Update dependency org.mockito:mockito-core to v5.18.0

Author: renovate[bot]

gradle/libs.versions.toml

@@ -7,7 +7,7 @@ jacoco = "0.8.13"
 logback = "1.3.15"
 retrofit = "3.0.0"
 okhttp = "4.12.0"
-mockito = "5.17.0"
+mockito = "5.18.0"
 mockitoKotlin = "5.4.0"
 picocli = "4.7.7"
 maven = "3.9.9"