Bump mockito-core from 3.3.0 to 3.8.0 (#337)

Bumps [mockito-core](https://github.com/mockito/mockito) from 3.3.0 to 3.8.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v3.3.0...v3.8.0)

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

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

pom.xml

@@ -90,7 +90,7 @@
     <r2dbc.version>0.8.4.RELEASE</r2dbc.version>
     <reactor.version>Dysprosium-SR18</reactor.version>
 
-    <mockito.version>3.3.0</mockito.version>
+    <mockito.version>3.8.0</mockito.version>
     <slf4j.version>1.7.30</slf4j.version>
 
     <assertj.version>3.19.0</assertj.version>