Updates to contribution guidelines

[stoobie]

Description of the Changes

Please add a detailed description of the change, whether it's an enhancement or a bugfix.
If the PR is related to an open issue please link to it.

PR Preview URL

After you push a commit to this PR, a preview is built and a URL to the root of the preview appears in the comment feed.

Paste here the specific URL(s) of the content that this PR addresses.

Check List

• Changes have been done against main branch, and PR does not conflict
• PR title follows the convention: <docs/feat/fix/chore>(optional scope): <description>, e.g: fix: minor typos in code

---

This change is 

[github-actions]

Your preview build is ready! ✨ Check the following link in 1-2 minutes: https://starknet-io.github.io/starknet-docs/pr-1085/documentation/ .

[github-actions]

Your preview build is ready! ✨ Check the following link in 1-2 minutes: https://starknet-io.github.io/starknet-docs/pr-1085/documentation/ .

[github-actions]

Your preview build is ready! ✨ Check the following link in 1-2 minutes: https://starknet-io.github.io/starknet-docs/pr-1085/documentation/ .

[github-actions]

Your preview build is ready! ✨ Check the following link in 1-2 minutes: https://starknet-io.github.io/starknet-docs/pr-1085/documentation/ .

[github-actions]

Your preview build is ready! ✨ Check the following link in 1-2 minutes: https://starknet-io.github.io/starknet-docs/pr-1085/documentation/ .

[github-actions]

Your preview build is ready! ✨ Check the following link in 1-2 minutes: https://starknet-io.github.io/starknet-docs/pr-1085/documentation/ .