Fix typo "handles" to "handled" in pinmem_nonblock.py (#3807)

## Description
This PR fixes a small grammatical typo in `pinmem_nonblock.py`.

- **Original:** "...cuda streams can be handles using"
- **Fixed:** "...cuda streams can be handled using"

## Checklist
<!--- Make sure to add `x` to all items in the following checklist: -->
- [x] The issue that is being fixed is referred in the description (see
above "Fixes #ISSUE_NUMBER") (N/A - Typo fix)
- [x] Only one issue is addressed in this pull request
- [x] Labels from the issue that this PR is fixing are added to this
pull request
- [x] No unnecessary issues are included into this pull request.

Co-authored-by: danko <danko.pistek@gmail.com>
Co-authored-by: sekyondaMeta <127536312+sekyondaMeta@users.noreply.github.com>

Author: 3 people

intermediate_source/pinmem_nonblock.py

@@ -127,7 +127,7 @@
 #   1. The device must have at least one free DMA (Direct Memory Access) engine. Modern GPU architectures such as Volterra,
 #      Tesla, or H100 devices have more than one DMA engine.
 #
-#   2. The transfer must be done on a separate, non-default cuda stream. In PyTorch, cuda streams can be handles using
+#   2. The transfer must be done on a separate, non-default cuda stream. In PyTorch, cuda streams can be handled using
 #      :class:`~torch.cuda.Stream`.
 #
 #   3. The source data must be in pinned memory.