add 23h2-datacenter-core image as windows-annual-containerd

- update packer/azure/, makefile
- reuse annual channel for win offering
- remove sig information from the container json

images/capi/packer/azure/scripts/init-sig.sh

@@ -84,7 +84,7 @@ case ${SIG_TARGET} in
     create_image_definition ${SIG_TARGET} "win-2022-containerd" "V1" "Windows"
   ;;
   windows-annual-containerd)
-    create_image_definition ${SIG_TARGET} "win-annual-containerd" "V1" "Windows"
+    create_image_definition ${SIG_TARGET} "23h2-datacenter-core" "V1" "Windows"
   ;;
   windows-2019-containerd-cvm)
     SKU="windows-2019-cvm-containerd"

images/capi/packer/azure/windows-annual-containerd.json

@@ -3,15 +3,14 @@
   "additional_registry_images_list": "",
   "build_name": "windows-annual-containerd",
   "distribution": "windows",
-  "distribution_version": "annual",
+  "distribution_version": "23h2",
+  "distribution_release": "23h2-datacenter-core",
+  "image_offer": "WindowsServer",
+  "image_publisher": "MicrosoftWindowsServer",
+  "image_sku": "23h2-datacenter-core",
+  "image_version": "latest",
   "load_additional_components": "false",
   "runtime": "containerd",
-  "shared_image_gallery_name": "{{env `GALLERY_NAME`}}",
-  "source_sig_image_name": "{{env `SOURCE_SIG_IMAGE_NAME`}}",
-  "source_sig_image_version": "{{env `SOURCE_SIG_IMAGE_VERSION`}}",
-  "source_sig_name": "{{env `SOURCE_SIG_NAME`}}",
-  "source_sig_resource_group_name": "{{env `SOURCE_SIG_RESOURCE_GROUP`}}",
-  "source_sig_subscription_id": "{{env `SOURCE_SIG_SUB_ID`}}",
   "storage_account_type": "Standard_LRS",
   "vm_size": "Standard_D4s_v3",
   "windows_updates_kbs": "",