Fix and unmute Int7SQVectorScorerFactoryTests testBulk (elastic#139100)

Author: ldematte

libs/simdvec/src/test/java/org/elasticsearch/simdvec/Int7SQVectorScorerFactoryTests.java

@@ -423,7 +423,7 @@ public void testBulk() throws IOException {
         var factory = AbstractVectorTestCase.factory.get();
 
         final int dims = 1024;
-        final int size = randomIntBetween(0, 102);
+        final int size = randomIntBetween(1, 102);
         // Set maxChunkSize to be less than dims * size
         try (Directory dir = new MMapDirectory(createTempDir("testBulk"))) {
             String fileName = "testBulk-" + dims;

muted-tests.yml

@@ -485,9 +485,6 @@ tests:
 - class: org.elasticsearch.test.rest.yaml.RcsCcsCommonYamlTestSuiteIT
   method: test {p0=search.highlight/50_synthetic_source/text multi unified from vectors}
   issue: https://github.com/elastic/elasticsearch/issues/139066
-- class: org.elasticsearch.simdvec.Int7SQVectorScorerFactoryTests
-  method: testBulk
-  issue: https://github.com/elastic/elasticsearch/issues/139079
 - class: org.elasticsearch.upgrades.IndexSortUpgradeIT
   method: testIndexSortForNumericTypes {upgradedNodes=1}
   issue: https://github.com/elastic/elasticsearch/issues/139127