[gnome-control-center] ci: Use the new Fedora 30 Dockerfiles

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit cc4348a575284dc7c3f9ffbd23faa5a29afe0ad6
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Mon Mar 11 13:50:47 2019 -0300

    ci: Use the new Fedora 30 Dockerfiles
    
    [skip ci]

 .gitlab-ci.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 18d67ce6b..030c75b5a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -399,14 +399,14 @@ fedora.dev:
   <<: *create_docker_image
   variables:
     DOCKER_DRIVER: overlay
-    DOCKERFILE: "build-aux/ci/Dockerfile.fedora.rawhide"
+    DOCKERFILE: "build-aux/ci/Dockerfile.fedora.30"
     NAME: "fedora.dev"
 
 fedora.aarch64:
   <<: *create_docker_image
   variables:
     DOCKER_DRIVER: overlay
-    DOCKERFILE: "build-aux/ci/Dockerfile.arm64v8.fedora.rawhide"
+    DOCKERFILE: "build-aux/ci/Dockerfile.arm64v8.fedora.30"
     NAME: "fedora.aarch64"
     TARGET_ARCH: "aarch64"
 
@@ -414,6 +414,6 @@ fedora.ppc64le:
   <<: *create_docker_image
   variables:
     DOCKER_DRIVER: overlay
-    DOCKERFILE: "build-aux/ci/Dockerfile.ppc64le.fedora.rawhide"
+    DOCKERFILE: "build-aux/ci/Dockerfile.ppc64le.fedora.30"
     NAME: "fedora.ppc64le"
     TARGET_ARCH: "ppc64le"