chore , refactor : removed ! rm lightweight_pipeline.json , Added cleanup code for deletion of pipeline and refactored code according to template guidelines , performed linter test

[Jayakrishna2801]

This PR includes the following updates:

Adds Colab Enterprise link and other structural changes from the new template.
Changes REGION variable name to LOCATION
Adds clean up code for pipeline deletion
Removes IS_TESTING from the cleaning up section.
Removes the usage of future tense.

REQUIRED: Fill out the below checklists or remove if irrelevant

1. If you are opening a PR for Official Notebooks under the notebooks/official folder, follow this mandatory checklist:

• Use the notebook template as a starting point.
• Follow the style and grammar rules outlined in the above notebook template.
• Verify the notebook runs successfully in Colab since the automated tests cannot guarantee this even when it passes.
• Passes all the required automated checks. You can locally test for formatting and linting with these instructions.
• You have consulted with a tech writer to see if tech writer review is necessary. If so, the notebook has been reviewed by a tech writer, and they have approved it.
• This notebook has been added to the CODEOWNERS file under the Official Notebooks section, pointing to the author or the author's team.
• The Jupyter notebook cleans up any artifacts it has created (datasets, ML models, endpoints, etc) so as not to eat up unnecessary resources.

2. If you are opening a PR for Community Notebooks under the notebooks/community folder:

• This notebook has been added to the CODEOWNERS file under the Community Notebooks section, pointing to the author or the author's team.
• Passes all the required formatting and linting checks. You can locally test with these instructions.

3. If you are opening a PR for Community Content under the community-content folder:

• Make sure your main Content Directory Name is descriptive, informative, and includes some of the key products and attributes of your content, so that it is differentiable from other content
• The main content directory has been added to the CODEOWNERS file under the Community Content section, pointing to the author or the author's team.
• Passes all the required formatting and linting checks. You can locally test with these instructions.

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[kittyabs]

suggested edits

[kittyabs]

Can this be put on one line?

"Learn about Vertex AI\n",
"pricing

e.g.,

"Learn about Vertex AI pricing

[gericdong]

/gcbrun

[katiemn]

/gcbrun

[katiemn]

/gcbrun

[katiemn]

/gcbrun

[katiemn]

Please take a look at the format and lint failures

[gericdong]

/gcbrun