Add collectivai swag opportunity

[aashishpanthi]

Wild swag opportunity appeared!

• [x] I've checked that this isn't a duplicate issue.

Q. Which company offers it?
A. : collectivai

Q. Where have you seen the announcement (URL)?
A. : Here: https://collectivai.com/blog/hactoberfest-2023-t-shirts-are-not-entirely-gone

Q. What kind of swag (clothing, stickers, ...)?
A. : Clothing

Q. Have you received swag from this?
A. : No

Q. Does it ship worldwide?
A. : Yes

Make four meaningful (read non-spam) contributions to any repo with >100 stars and fill out this really simple form. They will verify and ship a really cool merch kit anywhere you are in the world!

• [x] I've checked that the promotion is legit.
• [x] I've checked that it's still available to the public.

[aslafy-z]

Please take some time to look at the website and the issues to check if it is already on the list. Duplicate of #1090