fix: changed directory names to lowercase

[lynchee-owo]

Changed the names of directories under "pages" to start with lowercase letter.

[github-actions]

Thank you for your contribution. We will check and reply to you as soon as possible.

[mondaychen]

well done!

[lynchee-owo]

For future reference:

Fix git filename case on whole repo:
(replace . with (sub-)folder name for just part of the repo)

git rm -r --cached .
git add --all .

git status ##Review that only changes staged are renames

Commit your changes after reviewing:
git commit -a -m "Fixing file/directory name casing"
git push

source: https://stackoverflow.com/questions/17683458/how-do-i-commit-case-sensitive-only-filename-changes-in-git#:~:text=Fix%20git%20filename%20case%20on%20whole%20repo%3A