[libadwaita/pages] ci: More ci fixes

[Alexander Mikhaylenko <alexm src gnome org>]

commit 6330cf3437b860785476b0e513ff34ac84b2ccd3
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Mon Aug 1 22:00:32 2022 +0400

    ci: More ci fixes
    
    - Explicitly specify fedora image, apparently if you don't, it can also be
      debian
    - Don't install curl. I thought it wasn't there but that was a debian image

 .gitlab-ci.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index f5706276..6bc02b03 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,6 +1,7 @@
 pages:
+  image: fedora:latest
   script:
-    - sudo dnf install -y curl unzip
+    - sudo dnf install -y unzip
     - mkdir public
     - mv index.html public/
     - mv doc public/