Merge branch 'ci-windows-image-to-gstreamer-1.26' into 'master'

ci: update windows image

See merge request cairo/cairo!615

.gitlab-ci.yml

@@ -21,7 +21,7 @@ variables:
   # TODO: should probably get its own image at some point instead of reusing the GStreamer one
   # See https://gitlab.freedesktop.org/gstreamer/gstreamer/-/blob/main/.gitlab-image-tags.yml for latest
   # (This one is from the lastest stable branch since it's likely to stay around unchanged for longer)
-  WINDOWS_IMAGE: "registry.freedesktop.org/gstreamer/gstreamer/amd64/windows:2024-03-05.0-1.24"
+  WINDOWS_IMAGE: "registry.freedesktop.org/gstreamer/gstreamer/amd64/windows:2025-03-12.0-1.26"
 
   DEFAULT_MESON_ARGS: >
     --default-library=both
@@ -66,6 +66,8 @@ fedora image:
   extends:
    - '.fdo.container-build@fedora'
   stage: 'prep'
+  tags:
+    - placeholder-job
   variables:
     FDO_DISTRIBUTION_PACKAGES: >
       meson