Bump mockito-core from 2.28.2 to 3.0.0 (#184)

Bumps [mockito-core](https://github.com/mockito/mockito) from 2.28.2 to 3.0.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v2.28.2...v3.0.0)

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

pom.xml

@@ -62,7 +62,7 @@
 		<jdk.version>1.8</jdk.version>
 		<jbehave.version>4.5.1</jbehave.version>
 		<junit.version>4.12</junit.version>
-		<mockito.version>2.28.2</mockito.version>
+		<mockito.version>3.0.0</mockito.version>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 	</properties>