Bump org.mockito:mockito-core

Bumps the java group with 1 update in the /examples/fabric-contract-example-maven directory: [org.mockito:mockito-core](https://github.com/mockito/mockito).


Updates `org.mockito:mockito-core` from 5.20.0 to 5.21.0
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.20.0...v5.21.0)

---
updated-dependencies:
- dependency-name: org.mockito:mockito-core
  dependency-version: 5.21.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: java
...

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

Author: dependabot[bot]

examples/fabric-contract-example-maven/pom.xml

@@ -93,7 +93,7 @@
 <dependency>
     <groupId>org.mockito</groupId>
     <artifactId>mockito-core</artifactId>
-    <version>5.20.0</version>
+    <version>5.21.0</version>
 </dependency>
 
 		<!-- https://mvnrepository.com/artifact/org.json/json -->