Description

Fix same misspelling twice in Thoughts-on-data-formats.md file

Type of change

Please delete options that are not relevant.

Ran "git grep" on repo for before and after word.

[ NA] My code follows the style guidelines of this project
[ DONE] I have performed a self-review of my code
[ NA] I have commented my code, particularly in hard-to-understand areas
[NA] I have made corresponding changes to the documentation
[NA ] My changes generate no new warnings
[NA ] I have added tests that prove my fix is effective or that my feature works
[NA ] New and existing unit tests pass locally with my changes
[ NA] Any dependent changes have been merged and published in downstream modules