gssoc: improve environment setup clarity in development guide

[Rish-2006]

Area of Contribution

Documentation

Description

Updating the local workspace configuration introduction to optimize readability for incoming core team contributors.

[github-actions]

✅ Auto-assigned to @Rish-2006 (issue opener).

Open your PR by 2026-07-07 (7 days). The bot frees this issue for another contributor after that date.

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• ⭐ Star the repo first. The star-check job blocks your merge otherwise.
• PR title: type: short description
• Link this issue in your PR body: Closes #1892

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