fix(deps): update jetty monorepo to v12.1.5 (#1722)

This PR contains the following updates:

| Package | Change |
[Age](https://docs.renovatebot.com/merge-confidence/) |
[Confidence](https://docs.renovatebot.com/merge-confidence/) |
|---|---|---|---|
| [org.eclipse.jetty.ee10:jetty-ee10-servlet](https://jetty.org)
([source](https://redirect.github.com/jetty/jetty.project)) | `12.1.4`
-> `12.1.5` |
![age](https://developer.mend.io/api/mc/badges/age/maven/org.eclipse.jetty.ee10:jetty-ee10-servlet/12.1.5?slim=true)
|
![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/org.eclipse.jetty.ee10:jetty-ee10-servlet/12.1.4/12.1.5?slim=true)
|
| [org.eclipse.jetty:jetty-server](https://jetty.org)
([source](https://redirect.github.com/jetty/jetty.project)) | `12.1.4`
-> `12.1.5` |
![age](https://developer.mend.io/api/mc/badges/age/maven/org.eclipse.jetty:jetty-server/12.1.5?slim=true)
|
![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/org.eclipse.jetty:jetty-server/12.1.4/12.1.5?slim=true)
|

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integration-tests/it-exporter/it-exporter-servlet-jetty-sample/pom.xml

@@ -16,7 +16,7 @@
     Jetty Sample for the Exporter Integration Test
   </description>
   <properties>
-    <jetty-server.version>12.1.4</jetty-server.version>
+    <jetty-server.version>12.1.5</jetty-server.version>
     <java.version>25</java.version>
   </properties>