Node.js 20 upgrade for dev container (#1189)

* dev container to node 20

Signed-off-by: Brooke Hamilton <45323234+brooke-hamilton@users.noreply.github.com>

* lock file

Signed-off-by: Brooke Hamilton <45323234+brooke-hamilton@users.noreply.github.com>

---------

Signed-off-by: Brooke Hamilton <45323234+brooke-hamilton@users.noreply.github.com>

Author: brooke-hamilton

.devcontainer/Dockerfile

@@ -1,6 +1,6 @@
 #  Copyright (c) Microsoft Corporation. All rights reserved.
 #  Licensed under the MIT License. See License.txt in the project root for license information.
-ARG VARIANT="16-bullseye"
+ARG VARIANT="20-bookworm"
 FROM mcr.microsoft.com/devcontainers/typescript-node:1-${VARIANT}
 
 RUN mkdir -p /workspaces && chown node:node /workspaces

.devcontainer/devcontainer-lock.json

@@ -0,0 +1,9 @@
+{
+  "features": {
+    "ghcr.io/devcontainers/features/docker-in-docker:2": {
+      "version": "2.16.1",
+      "resolved": "ghcr.io/devcontainers/features/docker-in-docker@sha256:ce078b7bf7d9ef3bcb9813b32103795d8d72172446890b64772cbe1dec6baafd",
+      "integrity": "sha256:ce078b7bf7d9ef3bcb9813b32103795d8d72172446890b64772cbe1dec6baafd"
+    }
+  }
+}

.devcontainer/devcontainer.json

@@ -7,7 +7,7 @@
 	"build": {
 		"dockerfile": "Dockerfile",
 		"args": { 
-			"VARIANT": "18-bookworm"
+			"VARIANT": "20-bookworm"
 		}
 	},
 	"mounts": [