Add patch for test_images (knative#1089)

openshift/patches/001-test-images.patch

@@ -0,0 +1,22 @@
+diff --git a/test/test_images/helloworld/Dockerfile b/test/test_images/helloworld/Dockerfile
+index a973e4a9..87cd0c79 100644
+--- a/test/test_images/helloworld/Dockerfile
++++ b/test/test_images/helloworld/Dockerfile
+@@ -1,7 +1,7 @@
+ # Use the official Golang image to create a build artifact.
+ # This is based on Debian and sets the GOPATH to /go.
+ # https://hub.docker.com/_/golang
+-FROM docker.io/library/golang:1.13 as builder
++FROM quay.io/openshift-knative/golang:1.13 as builder
+
+ # Create and change to the app directory.
+ WORKDIR /app
+@@ -15,7 +15,7 @@ RUN CGO_ENABLED=0 GOOS=linux go build -v -o server
+ # Use the official Alpine image for a lean production container.
+ # https://hub.docker.com/_/alpine
+ # https://docs.docker.com/develop/develop-images/multistage-build/#use-multi-stage-builds
+-FROM docker.io/library/alpine:3
++FROM quay.io/openshift-knative/alpine:3
+ RUN apk add --no-cache ca-certificates
+
+ # Copy the binary to the production image from the builder stage.

openshift/release/create-release-branch.sh

@@ -43,6 +43,15 @@ git checkout openshift/main $custom_files
 git add $custom_files
 git commit -m "Add openshift specific files."
 
+# Apply patches .
+PATCH_DIR="openshift/patches"
+# Use release-specific patch dir if exists
+if [ -d "openshift/patches-${release}" ]; then
+    PATCH_DIR="openshift/patches-${release}"
+fi
+git apply $PATCH_DIR/*
+git commit -am ":fire: Apply carried patches."
+
 # Fetch and generate required resources to enable faas as a plugin.
 # As a result two git commits are added. 
 update_faas_plugin

openshift/release/update-to-head.sh

@@ -41,6 +41,10 @@ git checkout openshift/main $custom_files
 git add openshift OWNERS_ALIASES OWNERS Makefile
 git commit -m ":open_file_folder: Update openshift specific files."
 
+# Apply patches .
+git apply openshift/patches/*
+git commit -am ":fire: Apply carried patches."
+
 git push -f openshift release-next
 
 # Trigger CI