Sweet! Thanks @cpu.
The process wasn’t clear to me until I read the boulder source code (Thanks to this post). So I’m going to share the process and timeline below for others:
6-August: Submitted pull request on Github as per guideline.
8-August: Merged to publicsuffix/list https://github.com/publicsuffix/list/pull/702
9-August: Merged to weppos/publicsuffix-go https://github.com/weppos/publicsuffix-go/pull/140
10-August: Merged to letsencrypt/boulder https://github.com/letsencrypt/boulder/pull/3814
14-August: Staging (Scheduled/Estimate)
16-August: Deployed to production (Scheduled/Estimate)
ICANN TLD Error on Let’s Encrypt Boulder Source Code pointing to @weppos 's publicsuffix-go.
Thanks for the effort everyone