I want to make my ssl certificate wilcard certificate

That's

your old value, the one hour old check has the same value ( https://check-your-website.server-daten.de/?q=atzcart.in#txt ):

12. TXT - Entries

Domainname TXT Entry Status ∑ Queries ∑ Timeout
atzcart.in ok 1 0
www.atzcart.in 1 0
_acme-challenge.atzcart.in Zwh-X_1AH5fbXIVylTrWSocJfNru0tVyGgF4i2ZKsqk looks good 1 0

If you use --manual, Certbot should show one or two new values you have to add in your dns setup.