Bump mockito-core from 3.0.0 to 3.1.0 (#138)

Bumps [mockito-core](https://github.com/mockito/mockito) from 3.0.0 to 3.1.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v3.0.0...v3.1.0)

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

Author: dependabot-preview[bot]

modules/pom.xml

@@ -398,7 +398,7 @@
     <joda.beans.version>2.6.2</joda.beans.version>
     <junit5.version>5.5.2</junit5.version>
     <logback.version>1.2.3</logback.version>
-    <mockito.version>3.0.0</mockito.version>
+    <mockito.version>3.1.0</mockito.version>
     <slf4j.version>1.7.28</slf4j.version>
     <okhttp.version>3.14.2</okhttp.version>
     <okio.version>1.17.4</okio.version>