[kots]: add s3 endpoint/region to container registry config

Author: Simon Emms

install/kots/manifests/gitpod-installation-status.yaml

@@ -30,7 +30,7 @@ spec:
       containers:
         - name: installation-status
           # This will normally be the release tag
-          image: "eu.gcr.io/gitpod-core-dev/build/installer:sje-airgap-openssh.0"
+          image: "eu.gcr.io/gitpod-core-dev/build/installer:sje-registry-s3-fork.3"
           command:
             - /bin/sh
             - -c

install/kots/manifests/gitpod-installer-job.yaml

@@ -28,7 +28,7 @@ spec:
       containers:
         - name: installer
           # This will normally be the release tag
-          image: "eu.gcr.io/gitpod-core-dev/build/installer:sje-airgap-openssh.0"
+          image: "eu.gcr.io/gitpod-core-dev/build/installer:sje-registry-s3-fork.3"
           volumeMounts:
             - mountPath: /config-patch
               name: config-patch