bip54: fix off-by-one in creation date #1950

1. 
   darosior commented at 8:55 pm on September 3, 2025: member
2. bip54: fix off-by-one in creation date 32bcfd6801
3. 
   jonatack commented at 9:06 pm on September 3, 2025: member

   ACK
4. jonatack merged this on Sep 3, 2025
5. jonatack closed this on Sep 3, 2025

   ---

6. 
   jonatack commented at 9:08 pm on September 3, 2025: member

   (per #1800 (comment) for the creation date)

Contributors
darosior jonatack