Revert "Add missing tiledb import"

This reverts commit 54ec018.

Author: Shelnutt2

apis/python/src/tiledb/vector_search/ingestion.py

@@ -19,7 +19,6 @@
 
 import numpy as np
 
-import tiledb
 from tiledb.cloud.dag import Mode
 from tiledb.vector_search import _tiledbvspy as vspy
 from tiledb.vector_search._tiledbvspy import *