gitlab-ci: Fix pages generation for the documentation

Fixes 0a13641f: "gitlab-ci: Enable gitlab page for publishing documentation",
to point to correct sphinx documentation.

Signed-off-by: Marius Vlad <marius.vlad@collabora.com>
2 jobs for fix-pages in 1 minute and 21 seconds (queued for 2 minutes and 42 seconds)
latest
Status Job ID Name Coverage
  Container Prep
passed #380775
container_prep

00:00:19

 
  Build
passed #380776
build-native-meson

00:01:02