yolo_kp@tutorials: added temporal_NMS to utils.py and call that instead of classic nms

[danielbdr]

Issue Number:

Objective of pull request:

Pull request checklist

Your PR fulfills the following requirements:

• [x] Issue created that explains the change and why it's needed
• [ ] Tests are part of the PR (for bug fixes / features)
• [x] Docs reviewed and added / updated if needed (for bug fixes / features)
• [x] PR conforms to Coding Conventions
• [x] PR applys BSD 3-clause or LGPL2.1+ Licenses to all code files
• [ ] Lint (flakeheaven lint src/lava tests/) and (bandit -r src/lava/.) pass locally
• [ ] Build tests (pytest) passes locally

Pull request type

Please check your PR type:

• [ ] Bugfix
• [x] Feature
• [ ] Code style update (formatting, renaming)
• [ ] Refactoring (no functional changes, no api changes)
• [ ] Build related changes
• [ ] Documentation changes
• [ ] Other (please describe):

What is the current behavior?

-

What is the new behavior?

-

Does this introduce a breaking change?

• [ ] Yes
• [x] No

Supplemental information

[bamsumit]

@danielbdr there seem to be linting errors as well.

[danielbdr]

@danielbdr there seem to be linting errors as well.

fixed with my second commit - will run it and update

[danielbdr]

BTW this was run in the recent yolo-KP4 and it worked with Loihi:

dev: ~/work/ContinualLearning/tinyYolov3_lava/YOLOsdnn/tinyYOLOv3s/KP4_on_Loihi_tNMS.ipynb