Previously we asked a user to enter a new slug before taking them to
the Create Page page.
As a UX improvement, we now take them to a randomly generated URI so
they can begin creating their new page.
https://gitlab.com/gitlab-org/gitlab-ce/issues/46299
The pngquant tool was used https://pngquant.org, and particularly, the
following command:
/usr/bin/pngquant -f --skip-if-larger --ext .png --speed 1 image.png
Before: 47584K
After : 34924K
