Add Nozzio to Product.md

[socoliuc]

Product submission

Adds Nozzio to the community product directory using the required row format.

• I checked that Nozzio is not already listed.
• I used all required columns.
• I verified https://nozzio.com is public and returns HTTP 200.
• I kept the description neutral and concise.
• I used the canonical HTTPS URL without tracking or referral parameters.