### CI Link

- https://gradle-enterprise.elastic.co/s/tl3jqzmzqyktq (PR branch)
- https://gradle-enterprise.elastic.co/s/6ao6q7f42tsly (main)

### Repro line

./gradlew ':server:test' --tests "org.elasticsearch.index.mapper.vectors.DenseVectorFieldMapperTests.testVectorSimilarity" -Dtests.seed=39343A357A78EC3 -Dtests.locale=zh-CN -Dtests.timezone=Africa/Maseru -Druntime.java=21

### Does it reproduce?

Yes

### Applicable branches

main

### Failure history

_No response_

### Failure excerpt

  2> java.lang.AssertionError: expected:<COSINE> but was:<DOT_PRODUCT>
        at __randomizedtesting.SeedInfo.seed([39343A357A78EC3:75EC84B47EC59CF]:0)
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:834)
        at org.junit.Assert.assertEquals(Assert.java:118)
        at org.junit.Assert.assertEquals(Assert.java:144)
        at org.elasticsearch.index.mapper.vectors.DenseVectorFieldMapperTests.testVectorSimilarity(DenseVectorFieldMapperTests.java:776)
server/src/test/java/org/elasticsearch/index/mapper/vectors/DenseVectorFieldMapperTests.java
);
        assertThat(
            e.getCause().getMessage(),
            containsString("element_type [byte] vectors only support integers between [-128, 127] but found [128] at dim [0];")
        );
        e = expectThrows(DocumentParsingException.class, () -> mapper.parse(source(b -> b.array("field", new float[] { 18.2f, 0, 0 }))));
        assertThat(
            e.getCause().getMessage(),
            containsString("element_type [byte] vectors only support non-decimal values but found decimal value [18.2] at dim [0];")
        );
        e = expectThrows(
            DocumentParsingException.class,
            () -> mapper.parse(source(b -> b.array("field", new float[] { 0.0f, 0.0f, -129.0f })))
        );
        assertThat(
            e.getCause().getMessage(),
            containsString("element_type [byte] vectors only support integers between [-128, 127] but found [-129] at dim [2];")
        );
    }
    public void testByteVectorQueryBoundaries() throws IOException {
        MapperService mapperService = createMapperService(fieldMapping(b -> {
            b.field("type", "dense_vector");
            b.field("element_type", "byte");
            b.field("dims", 3);
            b.field("index", true);
            b.field("similarity", "dot_product");
            b.startObject("index_options");
            b.field("type", "hnsw");
            b.field("m", 3);
            b.field("ef_construction", 10);