Some more earlier failures with the same issue (all in Windows builds):
https://gradle-enterprise.elastic.co/s/ic3vf76vlpiho
https://gradle-enterprise.elastic.co/s/7nsuvadgg5bbm
https://gradle-enterprise.elastic.co/s/7kcrezoswrgdg

**Build scan:**
https://gradle-enterprise.elastic.co/s/whgmtqrtovpgu/tests/:server:internalClusterTest/org.elasticsearch.reservedstate.service.FileSettingsServiceIT/testErrorSaved

**Reproduction line:**
`gradlew ':server:internalClusterTest' --tests "org.elasticsearch.reservedstate.service.FileSettingsServiceIT.testErrorSaved" -Dtests.seed=762F971779043BEB -Dtests.locale=es-BO -Dtests.timezone=Africa/Luanda -Druntime.java=18`

**Applicable branches:**
main

**Reproduces locally?:**
Didn't try

**Failure history:**
https://gradle-enterprise.elastic.co/scans/tests?tests.container=org.elasticsearch.reservedstate.service.FileSettingsServiceIT&tests.test=testErrorSaved

**Failure excerpt:**
```
org.elasticsearch.cluster.metadata.ProcessClusterEventTimeoutException: failed to process cluster event (delete_repository [*]) within 30s

  at __randomizedtesting.SeedInfo.seed([762F971779043BEB:C5DE1806AEE40E21]:0)
  at org.elasticsearch.cluster.service.MasterService$Batcher.lambda$onTimeout$1(MasterService.java:165)
  at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingRunnable.run(ThreadContext.java:825)
  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
  at java.lang.Thread.run(Thread.java:833)

```
server/src/main/java/org/elasticsearch/cluster/metadata/ReservedStateMetadata.java
this.handlers = new HashMap<>(metadata.handlers);
                this.errorMetadata = metadata.errorMetadata;
            }
        }
        /**
         * Stores the version for the reserved state metadata.
         *
         * <p>
         * Each new reserved cluster state update mode requires a version bump.
         * The version increase doesn't have to be monotonic.
         *
         * @param version the new reserved state metadata version
         * @return {@link Builder}
         */
        public Builder version(Long version) {
            this.version = version;
            return this;
        }
        /**
         * Adds {@link ReservedStateErrorMetadata} if we need to store error information about certain
         * reserved state processing.
         *
         * @param errorMetadata {@link ReservedStateErrorMetadata}
         * @return {@link Builder}
         */
        public Builder errorMetadata(ReservedStateErrorMetadata errorMetadata) {
            this.errorMetadata = errorMetadata;
            return this;
        }
        /**