### CI Link

https://gradle-enterprise.elastic.co/s/2wbpgc72g2qsm/tests/:server:internalClusterTest/org.elasticsearch.snapshots.SnapshotStressTestsIT/testRandomActivities?top-execution=1

### Repro line

./gradlew ':server:internalClusterTest' --tests "org.elasticsearch.snapshots.SnapshotStressTestsIT.testRandomActivities" -Dtests.seed=7FD24A23B626E47 -Dtests.locale=sq-AL -Dtests.timezone=Asia/Khandyga -Druntime.java=20

### Does it reproduce?

No

### Applicable branches

8.8

### Failure history

https://gradle-enterprise.elastic.co/scans/tests?search.startTimeMax=1689083199013&search.startTimeMin=1688418000000&search.timeZoneId=Europe/Bucharest&tests.container=org.elasticsearch.snapshots.SnapshotStressTestsIT&tests.test=testRandomActivities

### Failure excerpt

```
java.lang.AssertionError: java.lang.AssertionError: java.lang.NullPointerException: Cannot invoke "org.elasticsearch.cluster.SnapshotsInProgress$Entry.failure()" because "entry" is null
	at __randomizedtesting.SeedInfo.seed([7FD24A23B626E47]:0)
	at org.elasticsearch.snapshots.SnapshotsService.finalizeSnapshotEntry(SnapshotsService.java:1460)
	at org.elasticsearch.snapshots.SnapshotsService.runNextQueuedOperation(SnapshotsService.java:1548)
	at org.elasticsearch.snapshots.SnapshotsService.lambda$finalizeSnapshotEntry$28(SnapshotsService.java:1441)
	at org.elasticsearch.action.ActionListener$2.onResponse(ActionListener.java:158)
	at org.elasticsearch.repositories.FinalizeSnapshotContext.onResponse(FinalizeSnapshotContext.java:117)
	at org.elasticsearch.repositories.blobstore.BlobStoreRepository.lambda$finalizeSnapshot$41(BlobStoreRepository.java:1390)
	at org.elasticsearch.action.ActionListener$2.onResponse(ActionListener.java:158)
	at org.elasticsearch.action.ActionRunnable$2.accept(ActionRunnable.java:50)
	at org.elasticsearch.action.ActionRunnable$2.accept(ActionRunnable.java:47)
	at org.elasticsearch.action.ActionRunnable$3.doRun(ActionRunnable.java:72)
	at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingAbstractRunnable.doRun(ThreadContext.java:983)
	at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:26)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
	at java.base/java.lang.Thread.run(Thread.java:1623)
Caused by: java.lang.AssertionError: java.lang.NullPointerException: Cannot invoke "org.elasticsearch.cluster.SnapshotsInProgress$Entry.failure()" because "entry" is null
	... 15 more
Caused by: java.lang.NullPointerException: Cannot invoke "org.elasticsearch.cluster.SnapshotsInProgress$Entry.failure()" because "entry" is null
	at org.elasticsearch.snapshots.SnapshotsService.finalizeSnapshotEntry(SnapshotsService.java:1324)
	... 14 more
```
server/src/main/java/org/elasticsearch/repositories/blobstore/BlobStoreRepository.java
if (indices.isEmpty()) {
            onAllShardsCompleted.onResponse(Collections.emptyList());
            return;
        }
        // 
        final ActionListener<Collection<ShardSnapshotMetaDeleteResult>> deleteIndexMetadataListener = new GroupedActionListener<>(
            indices.size(),
            onAllShardsCompleted.map(res -> res.stream().flatMap(Collection::stream).toList())
        );
         (IndexId indexId : indices) {
            final Set<SnapshotId> snapshotsWithIndex = Set.copyOf(oldRepositoryData.getSnapshots(indexId));
            final Set<SnapshotId> survivingSnapshots = snapshotsWithIndex.stream()
                .filter(id -> snapshotIds.contains(id) == false)
                .collect(Collectors.toSet());
            final ListenableFuture<Collection<Integer>> shardCountListener = new ListenableFuture<>();
            final Collection<String> indexMetaGenerations = snapshotIds.stream()
                .filter(snapshotsWithIndex::contains)
                .map(id -> oldRepositoryData.indexMetaDataGenerations().indexMetaBlobId(id, indexId))
                .collect(Collectors.toSet());
            final ActionListener<Integer> allShardCountsListener = new GroupedActionListener<>(
                indexMetaGenerations.size(),
                shardCountListener
            );
            final BlobContainer indexContainer = indexContainer(indexId);
             (String indexMetaGeneration : indexMetaGenerations) {
                executor.execute(ActionRunnable.supply(allShardCountsListener, () -> {
                    try {
                        return INDEX_METADATA_FORMAT.read(metadata.name(), indexContainer, indexMetaGeneration, namedXContentRegistry)
                            .getNumberOfShards();
                    } catch (Exception ex) {