Bump infinispan.version from 13.0.2.Final to 15.0.8.Final

Bumps `infinispan.version` from 13.0.2.Final to 15.0.8.Final.

Updates `org.infinispan:infinispan-core` from 13.0.2.Final to 15.0.8.Final
- [Release notes](https://github.com/infinispan/infinispan/releases)
- [Changelog](https://github.com/infinispan/infinispan/blob/main/Jenkinsfile-release)
- [Commits](infinispan/infinispan@13.0.2.Final...15.0.8.Final)

Updates `org.infinispan:infinispan-commons` from 13.0.2.Final to 15.0.8.Final

---
updated-dependencies:
- dependency-name: org.infinispan:infinispan-core
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.infinispan:infinispan-commons
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

spring-cloud-zuul-ratelimit-core/pom.xml

@@ -24,7 +24,7 @@
         <bucket4j.version>6.3.0</bucket4j.version>
         <hazelcast.version>5.1</hazelcast.version>
         <ignite.version>2.11.0</ignite.version>
-        <infinispan.version>13.0.2.Final</infinispan.version>
+        <infinispan.version>15.0.8.Final</infinispan.version>
     </properties>
 
     <dependencies>

spring-cloud-zuul-ratelimit-tests/bucket4j-infinispan/pom.xml

@@ -58,13 +58,13 @@
         <dependency>
             <groupId>org.infinispan</groupId>
             <artifactId>infinispan-core</artifactId>
-            <version>13.0.2.Final</version>
+            <version>15.0.8.Final</version>
         </dependency>
 
         <dependency>
             <groupId>org.infinispan</groupId>
             <artifactId>infinispan-commons</artifactId>
-            <version>13.0.2.Final</version>
+            <version>15.0.8.Final</version>
         </dependency>
     </dependencies>