Revert "test: update reference for gpu vs cpu diff results"

This reverts commit 7b99d5d.

Author: plexoos

tests/compare_ab.py

@@ -11,4 +11,4 @@
 diff = [i for i, (a, b) in enumerate(zip(a[:, 1:], b[:, 0:-1])) if not np.allclose(a, b, rtol=0, atol=1e-5)]
 print(diff)
 
-assert diff == [14, 22, 32, 34, 40, 81, 85]
+assert diff == [6, 14, 22, 40, 50, 81, 91]