Update sites.yml

[gigirassy]

This PR is:

• [ ] Adding a new domain
• [X] Updating existing domain size
• [ ] Changing domain name
• [ ] Removing existing domain from list
• [ ] Website code changes (512kb.club site)
• [ ] Other not listed

• [X] I used the uncompressed size of the site
• [X] I have included a link to the Cloudflare report
• [X] This site is not an ultra minimal site
• [X] The following information is filled identical to the data file

I confirm that I have read the FAQ section, particularly the two red items around minimal pages and inappropriate content and I attest that this site is neither of these things.

• [X] Check to confirm

- domain: blitzw.in
  url: https://www.blitzw.in
  size: 12.19
  last_checked: 2024-09-02

Cloudflare Report: https://radar.cloudflare.com/scan/b0b6f073-6fcd-4aea-83c0-f89f09d81572/summary

[garritfra]

Thanks!