build(deps): bump org.mockito:mockito-core from 5.14.2 to 5.15.2

Bumps [org.mockito:mockito-core](https://github.com/mockito/mockito) from 5.14.2 to 5.15.2.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.14.2...v5.15.2)

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

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

lib/build.gradle

@@ -140,7 +140,7 @@ dependencies {
     ktlint "com.pinterest:ktlint:0.51.0-FINAL"
 
     testImplementation 'junit:junit:4.13.2'
-    testImplementation 'org.mockito:mockito-core:5.14.2'
+    testImplementation 'org.mockito:mockito-core:5.15.2'
 }
 
 afterEvaluate {