Switch to quay.io vs registry.ci

The old one was a mirror that seems to have finally
been decommissioned.

.github/workflows/docs.yml

@@ -25,7 +25,7 @@ jobs:
   build:
     name: Build documentation
     runs-on: ubuntu-latest
-    container: registry.ci.openshift.org/coreos/fcos-buildroot:testing-devel
+    container: quay.io/coreos-assembler/fcos-buildroot:testing-devel
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4

.github/workflows/tests.yml

@@ -14,7 +14,7 @@ jobs:
   codestyle:
     name: "Code style"
     runs-on: ubuntu-latest
-    container: registry.ci.openshift.org/coreos/fcos-buildroot:testing-devel
+    container: quay.io/coreos-assembler/fcos-buildroot:testing-devel
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
@@ -60,7 +60,7 @@ jobs:
   minimal:
     name: "Build - FCOS minimal"
     runs-on: ubuntu-latest
-    container: registry.ci.openshift.org/coreos/fcos-buildroot:testing-devel
+    container: quay.io/coreos-assembler/fcos-buildroot:testing-devel
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
@@ -78,7 +78,7 @@ jobs:
   build-c:
     name: "Build (Fedora)"
     runs-on: ubuntu-latest
-    container: registry.ci.openshift.org/coreos/fcos-buildroot:testing-devel
+    container: quay.io/coreos-assembler/fcos-buildroot:testing-devel
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3

ci/prow/Dockerfile

@@ -1,4 +1,4 @@
-FROM registry.ci.openshift.org/coreos/fcos-buildroot:testing-devel as builder
+FROM quay.io/coreos-assembler/fcos-buildroot:testing-devel as builder
 WORKDIR /src
 COPY . .
 RUN env ./ci/build.sh && make install DESTDIR=/cosa/component-install
@@ -7,7 +7,7 @@ RUN make -C tests/kolainst install DESTDIR=/cosa/component-tests
 # Uncomment this to fake a build to test the code below
 #RUN mkdir -p /cosa/component-install/usr/bin && echo foo > /cosa/component-install/usr/bin/foo
 
-FROM registry.ci.openshift.org/coreos/coreos-assembler:latest
+FROM quay.io/coreos-assembler/coreos-assembler:latest
 WORKDIR /srv
 USER root
 # Copy binaries from the build