ITS: Change from x *= y to x = x*y for NumPy arrays In opencv, product operator * operates elementwise in NumPy arrays. Bug: 362163838 Test: run scene2_d Flag: TEST_ONLY Change-Id: I0b2909c480e6898d550535c89f45808823ec0e31 (cherry picked from commit 1de12d272cba13d4711b0b49f5ea870daf49a200)