chore(renovate): registry version updated to 3 (cloudnative-pg#10169)

Closes cloudnative-pg#10168

Signed-off-by: Gabriele Bartolini <gabriele.bartolini@enterprisedb.com>
Signed-off-by: Gabriele Fedi <gabriele.fedi@enterprisedb.com>
Co-authored-by: Gabriele Fedi <gabriele.fedi@enterprisedb.com>
(cherry picked from commit 18f0ed2)

Author: gbartolini

.github/renovate.json5

@@ -48,6 +48,7 @@
         '/^Makefile$/',
         '/^hack/setup-cluster.sh$/',
         '/^hack/testing-tools/k8s-engines/[^/]+/settings\\.sh$/',
+        '/^hack/testing-tools/common/40-utils-registry\\.sh$/'
       ],
       matchStrings: [
         '# renovate: datasource=(?<datasource>[a-z-.]+?) depName=(?<depName>[^\\s]+?)(?: (?:lookupName|packageName)=(?<packageName>[^\\s]+?))?(?: versioning=(?<versioning>[^\\s]+?))?(?: extractVersion=(?<extractVersion>[^\\s]+?))?\\s+[A-Za-z0-9_]+?_VERSION\\s*\\??=\\s*["\']?(?<currentValue>.+?)["\']?\\s',
@@ -265,7 +266,8 @@
       matchPackageNames: [
         'kindest{/,}**',
         'getwoke{/,}**',
-        'jonasbn/github-action-spellcheck'
+        'jonasbn/github-action-spellcheck',
+        'registry',
       ],
       pinDigests: false,
       separateMajorMinor: false,

hack/testing-tools/common/40-utils-registry.sh

@@ -26,6 +26,8 @@ registry_name=registry.dev
 registry_net=registry
 registry_port='5000'
 builder_name=cnpg-builder
+# renovate: datasource=docker depName=registry versioning=docker
+REGISTRY_VERSION=3
 
 # ensure_registry: Sets up the local Docker registry container and network.
 function ensure_registry() {
@@ -42,7 +44,7 @@ function ensure_registry() {
   if ! docker inspect "${registry_name}" &>/dev/null; then
     # Container doesn't exist, create it
     echo "- Create registry: ${registry_name}" >&2
-    docker container run -d --name "${registry_name}" --network "${registry_net}" -v "${registry_volume}:/var/lib/registry" --restart always -p ${registry_port}:5000 registry:2 >&2
+    docker container run -d --name "${registry_name}" --network "${registry_net}" -v "${registry_volume}:/var/lib/registry" --restart always -p ${registry_port}:5000 registry:${REGISTRY_VERSION} >&2
   elif [ "$(docker inspect -f '{{.State.Running}}' "${registry_name}")" != "true" ]; then
     # Container exists but is not running, start it
     echo "- Start registry: ${registry_name}" >&2