[12.0.x EE8] Bump the dev-dependencies group

Bumps the dev-dependencies group in /jetty-ee8 with 2 updates: [com.google.guava:guava](https://github.com/google/guava) and [org.bouncycastle:bctls-jdk18on](https://github.com/bcgit/bc-java).


Updates `com.google.guava:guava` from 33.5.0-jre to 33.6.0-jre
- [Release notes](https://github.com/google/guava/releases)
- [Commits](https://github.com/google/guava/commits)

Updates `org.bouncycastle:bctls-jdk18on` from 1.83 to 1.84
- [Changelog](https://github.com/bcgit/bc-java/blob/main/docs/releasenotes.html)
- [Commits](https://github.com/bcgit/bc-java/commits)

---
updated-dependencies:
- dependency-name: com.google.guava:guava
  dependency-version: 33.6.0-jre
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
- dependency-name: org.bouncycastle:bctls-jdk18on
  dependency-version: '1.84'
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
...

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

Author: dependabot[bot]

pom.xml

@@ -166,7 +166,7 @@
     <asm.version>9.9.1</asm.version>
     <awaitility.version>4.3.0</awaitility.version>
     <bndlib.version>6.4.1</bndlib.version>
-    <bouncycastle.version>1.83</bouncycastle.version>
+    <bouncycastle.version>1.84</bouncycastle.version>
     <build-helper.maven.plugin.version>3.6.1</build-helper.maven.plugin.version>
     <build-support.version>1.5</build-support.version>
     <buildnumber.maven.plugin.version>3.3.0</buildnumber.maven.plugin.version>
@@ -191,7 +191,7 @@
     <groovy.version>4.0.26</groovy.version>
     <grpc.version>1.80.0</grpc.version>
     <gson.version>2.13.2</gson.version>
-    <guava.version>33.5.0-jre</guava.version>
+    <guava.version>33.6.0-jre</guava.version>
     <guice.version>7.0.0</guice.version>
     <hamcrest.version>3.0</hamcrest.version>
     <hazelcast.version>5.6.0</hazelcast.version>