Bump mockito-core from 3.4.6 to 3.5.0 in /core (#3105)

Bumps [mockito-core](https://github.com/mockito/mockito) from 3.4.6 to 3.5.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v3.4.6...v3.5.0)

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

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

Author: dependabot[bot]

core/build.gradle

@@ -204,7 +204,7 @@ dependencies {
     testCompile 'com.rabbitmq:amqp-client:5.9.0'
     testCompile 'org.mongodb:mongo-java-driver:3.12.7'
 
-    testCompile ('org.mockito:mockito-core:3.4.6') {
+    testCompile ('org.mockito:mockito-core:3.5.0') {
         exclude(module: 'hamcrest-core')
     }
     // Synthetic JAR used for MountableFileTest and DirectoryTarResourceTest