Bump org.mockito:mockito-core from 4.11.0 to 5.15.2

Bumps [org.mockito:mockito-core](https://github.com/mockito/mockito) from 4.11.0 to 5.15.2.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v4.11.0...v5.15.2)

---
updated-dependencies:
- dependency-name: org.mockito:mockito-core
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

build.gradle

@@ -44,7 +44,7 @@ dependencies {
   testImplementation platform('org.junit:junit-bom:5.11.4')
   testImplementation 'org.junit.jupiter:junit-jupiter'
   testImplementation 'com.github.tomakehurst:wiremock-jre8:2.35.2'
-  testImplementation 'org.mockito:mockito-core:4.11.0'
+  testImplementation 'org.mockito:mockito-core:5.15.2'
   testImplementation 'com.squareup.okhttp3:okhttp:4.12.0'
 }