Bump org.mockito:mockito-core from 5.11.0 to 5.12.0 (Together-Java#1110)

Bumps [org.mockito:mockito-core](https://github.com/mockito/mockito) from 5.11.0 to 5.12.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.11.0...v5.12.0)

---
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]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

application/build.gradle

@@ -80,7 +80,7 @@ dependencies {
     implementation 'org.apache.commons:commons-text:1.12.0'
     implementation 'com.apptasticsoftware:rssreader:3.6.0'
 
-    testImplementation 'org.mockito:mockito-core:5.11.0'
+    testImplementation 'org.mockito:mockito-core:5.12.0'
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.10.0'
     testImplementation 'org.junit.jupiter:junit-jupiter-params:5.10.0'
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher'