fix(deps): bump org.mockito:mockito-core from 4.9.0 to 5.20.0

Bumps [org.mockito:mockito-core](https://github.com/mockito/mockito) from 4.9.0 to 5.20.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v4.9.0...v5.20.0)

---
updated-dependencies:
- dependency-name: org.mockito:mockito-core
  dependency-version: 5.20.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

build.gradle

@@ -26,7 +26,7 @@ dependencies {
     testImplementation('org.junit.jupiter:junit-jupiter:5.13.4')
     testRuntimeOnly('org.junit.platform:junit-platform-launcher:1.9.3')
 
-    testImplementation('org.mockito:mockito-core:4.11.0')
+    testImplementation('org.mockito:mockito-core:5.21.0')
     testImplementation('ch.qos.logback:logback-classic:1.3.15')
     testImplementation('com.github.tomakehurst:wiremock-jre8-standalone:2.35.2')
     testImplementation('org.assertj:assertj-core:3.27.6')