Update .gitlab-ci.yml - make use of prebuilt cmake image.

.gitlab-ci.yml

@@ -30,10 +30,11 @@ stages:          # List of stages for jobs, and their order of execution
 #    - make
 
 .f34-ogl:
-  image: ${CI_DEPENDENCY_PROXY_GROUP_IMAGE_PREFIX}/fedora:34
+  image: git.fossgalaxy.com:8042/gamedev/containers:f34-cmake
   before_script:
-    - dnf install -y cmake extra-cmake-modules glew-devel glm-devel
+    - dnf install -y glew-devel glm-devel
 
+# Use glfw-wayland from fedora repostory
 build:f34-repo-wayland:
   extends: .f34-ogl
   stage: build
@@ -47,6 +48,7 @@ build:f34-repo-wayland:
       - build/fggl/
       - build/tests/
 
+# use vendored glfw
 build:f34-fallback-wayland:
   extends: .f34-ogl
   stage: build