### CI Link

https://gradle-enterprise.elastic.co/s/j3ajt4vzqybxs

### Repro line

gradlew ':x-pack:plugin:spatial:internalClusterTest' --tests "org.elasticsearch.xpack.spatial.search.GeoGridAggAndQueryConsistencyIT.testGeoShapeGeoHex" -Dtests.seed=67641D5B7DA4755B -Dtests.locale=en-IN -Dtests.timezone=Canada/Saskatchewan -Druntime.java=17 -Dtests.fips.enabled=true

### Does it reproduce?

No

### Applicable branches

main

### Failure history

_No response_

### Failure excerpt

The test in CI link above doesn't repro for me but I did run the test with multiple iterations. After around 250 of them, one failed for me:

```
REPRODUCE WITH: gradlew ':x-pack:plugin:spatial:internalClusterTest' --tests "org.elasticsearch.xpack.spatial.search.GeoGridAggAndQueryConsistencyIT.testGeoShapeGeoHex {seed=[3478FF74E8D66BB6:A2F98EBD906145BB]}" -Dtests.seed=3478FF74E8D66BB6 -Dtests.locale=sr-RS -Dtests.timezone=Europe/Luxembourg -Druntime.java=19

org.elasticsearch.xpack.spatial.search.GeoGridAggAndQueryConsistencyIT > testGeoShapeGeoHex {seed=[3478FF74E8D66BB6:A2F98EBD906145BB]} FAILED
    java.lang.AssertionError: Expected hits at precision 15
    Expected: <3L>
         but: was <4L>
        at __randomizedtesting.SeedInfo.seed([3478FF74E8D66BB6:A2F98EBD906145BB]:0)
        at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:18)
        at org.junit.Assert.assertThat(Assert.java:956)
        at org.elasticsearch.xpack.spatial.search.GeoGridAggAndQueryConsistencyIT.assertQuery(GeoGridAggAndQueryConsistencyIT.java:224)
        at org.elasticsearch.xpack.spatial.search.GeoGridAggAndQueryConsistencyIT.doTestGrid(GeoGridAggAndQueryConsistencyIT.java:215)
        at org.elasticsearch.xpack.spatial.search.GeoGridAggAndQueryConsistencyIT.doTestGeohexGrid(GeoGridAggAndQueryConsistencyIT.java:124)
        at org.elasticsearch.xpack.spatial.search.GeoGridAggAndQueryConsistencyIT.testGeoShapeGeoHex(GeoGridAggAndQueryConsistencyIT.java:92)
```
x-pack/plugin/spatial/src/internalClusterTest/java/org/elasticsearch/xpack/spatial/search/GeoGridAggAndQueryConsistencyIT.java
BiFunction<Integer, Point, String> pointEncoder,
        Function<String, List<Point>> toPoints,
        Function<String, Rectangle> toBoundingBox,
        Function<String, GeoGridAggregationBuilder> aggBuilder,
        BiFunction<String, String, QueryBuilder> queryBuilder,
        Supplier<Geometry> randomGeometriesSupplier
    ) throws IOException {
        XContentBuilder xcb = XContentFactory.jsonBuilder()
            .startObject()
            .startObject("properties")
            .startObject("geometry")
            .field("type", fieldType)
            .endObject()
            .endObject()
            .endObject();
        client().admin().indices().prepareCreate("test").setMapping(xcb).get();
        Point queryPoint = GeometryTestUtils.randomPoint();
        String[] tiles = new String[maxPrecision + 1];
        for (int zoom = minPrecision; zoom < tiles.length; zoom++) {
            tiles[zoom] = pointEncoder.apply(zoom, queryPoint);
        }
        BulkRequestBuilder builder = client().prepareBulk();
        for (int zoom = minPrecision; zoom < tiles.length; zoom++) {
            List<Point> edgePoints = toPoints.apply(tiles[zoom]);
            String[] multiPoint = new String[edgePoints.size()];
            for (int i = 0; i < edgePoints.size(); i++) {
                String wkt = WellKnownText.toWKT(edgePoints.get(i));
                String doc = "{\"geometry\" : \"" + wkt + "\"}";
                builder.add(new IndexRequest("test").source(doc, XContentType.JSON));
                multiPoint[i] = "\"" + wkt + "\"";