chore: upgrade mockito to 5.23.0

Author: kevinmia

gradle/libs.versions.toml

@@ -7,7 +7,7 @@ jakarta-annotation-api = "2.1.1"
 jersey = "3.1.12"
 junit = "5.14.4"
 junit-platform-launcher = "1.14.4"
-mockito = "3.12.4"
+mockito = "5.23.0"
 openapi = "7.16.0"
 
 [libraries]