chore: rename vdb tests for PGVector and PGvectoRS (#4973)

api/tests/integration_tests/vdb/pgvecto_rs/test_pgvecto_rs.py

 )
 
 
-class TestPgvectoRSVector(AbstractVectorTest):
+class PGVectoRSVectorTest(AbstractVectorTest):
     def __init__(self):
         super().__init__()
         self.vector = PGVectoRS(
         assert len(ids) == 1
 
 def test_pgvecot_rs(setup_mock_redis):
-    TestPgvectoRSVector().run_all_tests()
+    PGVectoRSVectorTest().run_all_tests()

api/tests/integration_tests/vdb/pgvector/test_pgvector.py

 )
 
 
-class TestPGVector(AbstractVectorTest):
+class PGVectorTest(AbstractVectorTest):
     def __init__(self):
         super().__init__()
         self.vector = PGVector(
 
 
 def test_pgvector(setup_mock_redis):
-    TestPGVector().run_all_tests()
+    PGVectorTest().run_all_tests()