Remove Fips tests wiring from 9.0 branch

The 9.0 branch does not provide a reasonable fips image. this was a backport merge issue causing packaging
tests to fail.

Author: breskeby

build-tools-internal/src/main/java/org/elasticsearch/gradle/internal/test/DistroTestPlugin.java

@@ -152,7 +152,6 @@ private static Map<ElasticsearchDistributionType, TaskProvider<?>> lifecycleTask
         lifecyleTasks.put(DOCKER_IRONBANK, project.getTasks().register(taskPrefix + ".docker-ironbank"));
         lifecyleTasks.put(DOCKER_CLOUD_ESS, project.getTasks().register(taskPrefix + ".docker-cloud-ess"));
         lifecyleTasks.put(DOCKER_WOLFI, project.getTasks().register(taskPrefix + ".docker-wolfi"));
-        lifecyleTasks.put(DOCKER_FIPS, project.getTasks().register(taskPrefix + ".docker-fips"));
         lifecyleTasks.put(ARCHIVE, project.getTasks().register(taskPrefix + ".archives"));
         lifecyleTasks.put(DEB, project.getTasks().register(taskPrefix + ".packages"));
         lifecyleTasks.put(RPM, lifecyleTasks.get(DEB));