unmute test, remove unused method

Author: mromaios

muted-tests.yml

@@ -492,9 +492,6 @@ tests:
 - class: org.elasticsearch.reservedstate.service.FileSettingsServiceIT
   method: testSettingsAppliedOnStart
   issue: https://github.com/elastic/elasticsearch/issues/131210
-- class: org.elasticsearch.index.mapper.vectors.SparseVectorFieldMapperTests
-  method: testPruningScenarios
-  issue: https://github.com/elastic/elasticsearch/issues/132810
 - class: org.elasticsearch.test.rest.yaml.CcsCommonYamlTestSuiteIT
   method: test {p0=search/160_exists_query/Test exists query on mapped date field with no doc values}
   issue: https://github.com/elastic/elasticsearch/issues/132828

server/src/test/java/org/elasticsearch/index/mapper/vectors/SparseVectorFieldMapperTests.java

@@ -862,16 +862,6 @@ private void assertPruningScenario(PruningOptions indexPruningOptions, PruningOp
         });
     }
 
-    private IndexVersion getIndexVersionForTest(boolean usePreviousIndex) {
-        return usePreviousIndex
-            ? IndexVersionUtils.randomVersionBetween(
-                random(),
-                UPGRADE_TO_LUCENE_10_0_0,
-                IndexVersionUtils.getPreviousVersion(SPARSE_VECTOR_PRUNING_INDEX_OPTIONS_SUPPORT)
-            )
-            : IndexVersionUtils.randomVersionBetween(random(), SPARSE_VECTOR_PRUNING_INDEX_OPTIONS_SUPPORT, IndexVersion.current());
-    }
-
     private static final List<WeightedToken> QUERY_VECTORS = Stream.of(RARE_TOKENS, MEDIUM_TOKENS, COMMON_TOKENS)
         .flatMap(map -> map.entrySet().stream())
         .map(entry -> new WeightedToken(entry.getKey(), entry.getValue()))