chore: bump mockito.version from 5.18.0 to 5.21.0 (#2352)

Bumps `mockito.version` from 5.18.0 to 5.21.0.

Updates `org.mockito:mockito-core` from 5.18.0 to 5.21.0
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.18.0...v5.21.0)

Updates `org.mockito:mockito-subclass` 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-name: org.mockito:mockito-subclass
  dependency-version: 5.21.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

examples/powertools-examples-parameters/sam-graalvm/pom.xml

@@ -76,7 +76,7 @@
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>
-            <version>5.18.0</version>
+            <version>5.21.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>

examples/powertools-examples-parameters/sam/pom.xml

@@ -50,7 +50,7 @@
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>
-            <version>5.18.0</version>
+            <version>5.21.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>

examples/powertools-examples-validation/pom.xml

@@ -53,7 +53,7 @@
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>
-            <version>5.18.0</version>
+            <version>5.21.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>

pom.xml

@@ -113,7 +113,7 @@
         <aws.sdk.v1.version>1.12.781</aws.sdk.v1.version>
         <versions-maven-plugin.version>2.20.1</versions-maven-plugin.version>
         <elastic.version>1.7.0</elastic.version>
-        <mockito.version>5.20.0</mockito.version>
+        <mockito.version>5.21.0</mockito.version>
         <mockito-junit-jupiter.version>5.21.0</mockito-junit-jupiter.version>
         <junit-pioneer.version>2.3.0</junit-pioneer.version>
         <crac.version>1.5.0</crac.version>