fix(deps): update dependency org.mockito:mockito-core to v5.13.0

Author: renovate[bot]

gradle/libs.versions.toml

@@ -13,4 +13,4 @@ paper = { module = "io.papermc.paper:paper-api", version.ref = "paper" }
 junit-api = { module = "org.junit.jupiter:junit-jupiter-api", version.ref = "junit" }
 junit-engine = { module = "org.junit.jupiter:junit-jupiter-engine", version.ref = "junit" }
 junit-params = { module = "org.junit.jupiter:junit-jupiter-params", version.ref = "junit" }
-mockito = { module = "org.mockito:mockito-core", version = "5.12.0" }
+mockito = { module = "org.mockito:mockito-core", version = "5.13.0" }