[Nit] Add full stop to conclude sentence #1232

1. 
   Olf0 commented at 0:03 am on November 12, 2021: contributor

   … because in a normative document, it shall be obvious that this sentence was not accidentally truncated. (Concerns line 141, i.e., final sentence of cite-reference 20, https://github.com/Olf0/bips/blob/master/bip-0341.mediawiki#cite_ref-20-0)
2. [Nit] Add full stop to conclude sentence

   ... because in a normative document, it shall be obvious that this sentence was not accidentally truncated.
   (Concerns final sentence of footnote / cite-reference 20, https://github.com/bitcoin/bips/edit/master/bip-0341.mediawiki#cite_ref-20-0)

   fc661ac943
3. 
   luke-jr commented at 10:00 pm on December 15, 2021: member

   @sipa @jonasnick @ajtowns
4. luke-jr added the label Proposed BIP modification on Dec 15, 2021
5. jonasnick approved
6. 
   jonasnick commented at 3:11 pm on December 16, 2021: contributor

   ACK fc661ac943d90e2fe5d5263fa38ec515a989da18
7. luke-jr merged this on Jan 15, 2022
8. luke-jr closed this on Jan 15, 2022

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9. Olf0 deleted the branch on Jan 16, 2022

Contributors
Olf0 luke-jr jonasnick

Labels
Proposed BIP modification