Add template for new Pull Request

[smt5541]

🛠 Changes being made

Give examples of the changes you've made in this pull request. Include an itemized list if you can.

• Add template for new pull requests

🧠 Rationale behind the change

Why did you choose to make these changes?

• Implement a self-review process for pull requests so that a submitter can ensure that the request meets quality guidelines for this project
• Increase documentation for the rationale behind changes

Does this pull request resolve any open issues?

Nope

Were there any trade-offs you had to consider?

Ease of submission vs. verbosity: While this template adds more time to PR submission, it should help to ensure better quality in submitted code prior to review.

🧪 Testing

• Have tests been added or updated for the changes introduced in this pull request?

N/A

• Are the changes backwards compatible?

If the changes aren't backwards compatible, what other options were explored?

N/A

✨ Quality check

• Are your changes free of any erroneous print statements, debuggers or other leftover code?

• Has the README been updated to reflect the changes introduced (if applicable)?

💬 Additional comments

Feel free to add any further information below

[Ge0rg3]

@smt5541 many thanks for all the recent changes, will go through thoroughly tomorrow 🙌