Bump org.mockito.kotlin:mockito-kotlin in the deps group

Bumps the deps group with 1 update: [org.mockito.kotlin:mockito-kotlin](https://github.com/mockito/mockito-kotlin).


Updates `org.mockito.kotlin:mockito-kotlin` from 5.3.+ to 5.4.0
- [Release notes](https://github.com/mockito/mockito-kotlin/releases)
- [Commits](https://github.com/mockito/mockito-kotlin/commits/5.4.0)

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

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

Author: dependabot[bot]

build.gradle

@@ -22,7 +22,7 @@ dependencies {
     testImplementation "io.github.hakky54:logcaptor:2.9.+"
     testImplementation "org.assertj:assertj-core"
     testImplementation "org.junit.jupiter:junit-jupiter"
-    testImplementation 'org.mockito.kotlin:mockito-kotlin:5.3.+'
+    testImplementation 'org.mockito.kotlin:mockito-kotlin:5.4.+'
     testImplementation "org.springframework.boot:spring-boot-starter-test"
     testImplementation "org.testcontainers:junit-jupiter"
     testRuntimeOnly "org.junit.platform:junit-platform-launcher"