Bump mockito-core from 3.5.15 to 3.6.0 in /devtools/gradle

Bumps [mockito-core](https://github.com/mockito/mockito) from 3.5.15 to 3.6.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v3.5.15...v3.6.0)

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

devtools/gradle/build.gradle

@@ -40,7 +40,7 @@ dependencies {
     implementation "io.quarkus:quarkus-platform-descriptor-resolver-json:${version}"
     implementation "io.quarkus:quarkus-core-deployment:${version}"
 
-    testImplementation 'org.mockito:mockito-core:3.5.15'
+    testImplementation 'org.mockito:mockito-core:3.6.0'
     testImplementation 'org.assertj:assertj-core:3.17.2'
     testImplementation 'org.junit.jupiter:junit-jupiter:5.7.0'
     testImplementation 'org.awaitility:awaitility:4.0.3'