punctuation

README.md

@@ -7,9 +7,9 @@ Among other things, this list powers a DSVA and Lighthouse [Slack bot](https://g
 
 ## Contributing
 
-1. Edit the [acronyms.csv](acronyms.csv) file
+1. Edit the [acronyms.csv](acronyms.csv) file.
    - When adding a definition, please add a concise blurb in the context column about how this term is relevant to our work. _You can wrap text in quotes to avoid punctuation breaking the CSV_.
-3. Commit your changes
+3. Commit your changes.
 4. Create a pull request; if the CI tests pass you can merge it yourself. The tests may take a a few minutes to complete.
 
 The `@all-va` github team should have write access.