bpo-44045: fix spelling of uppercase vs upper-case (GH-25985)

And also of lowercase vs lower-case.

The `-` notation should only be used for adjectives.

Jürgen Gmach committed 4y ago

2138b2edaf5acb3b9c162a9ba620923e286239a8

Parent: acac6c7

Committed by GitHub <noreply@github.com> on 5/28/2021, 8:54:25 PM