[BUG] _td.py uses comparison of lists as truth value without calling any/all

[pancan21]

Describe the bug

tensordict/tensordict/_td.py

Lines 2581 to 2582 in f7b5e05

	is_diff = dest[idx].tolist() != value.tolist()
	if is_diff:

To Reproduce

This is a logic error nothing required to reproduce just look at the code.

Reason and Possible fixes

I assume using any() would recreate the intended behavior.

Checklist

• I have checked that there is no similar issue in the repo (required)
• I have read the documentation (required)
• I have provided a minimal working example to reproduce the bug (required)

[vmoens]

If two lists don't match I would expect that any(l1 != l2 for l1, l2 in zip(list1, list2)) gives the same behavior for this practical use no?
What would any bring here?

What we're trying to do is:

>>> [0, 1, 2] != [0, 1, 2]
False