Bump java8 from 4.1.10 to 4.1.31

Bumps [java8](https://github.com/DiUS/pact-jvm) from 4.1.10 to 4.1.31.
- [Release notes](https://github.com/DiUS/pact-jvm/releases)
- [Changelog](https://github.com/pact-foundation/pact-jvm/blob/master/CHANGELOG.md)
- [Commits](https://github.com/DiUS/pact-jvm/commits)

---
updated-dependencies:
- dependency-name: au.com.dius.pact.consumer:java8
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

age-consumer/pom.xml

@@ -20,7 +20,7 @@
         <dependency>
             <groupId>au.com.dius.pact.consumer</groupId>
             <artifactId>java8</artifactId>
-            <version>4.1.10</version>
+            <version>4.1.31</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.cloud</groupId>

date-consumer-kafka/pom.xml

@@ -33,7 +33,7 @@
         <dependency>
             <groupId>au.com.dius.pact.consumer</groupId>
             <artifactId>java8</artifactId>
-            <version>4.1.25</version>
+            <version>4.1.31</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.cloud</groupId>