chore(deps): update mcr.microsoft.com/vscode/devcontainers/typescript-node docker tag to v1 (#1318)

Author: renovate[bot]

Diff for: .devcontainer/Dockerfile

@@ -1,8 +1,6 @@
 # See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.177.0/containers/typescript-node/.devcontainer/base.Dockerfile
 
-# [Choice] Node.js version: 16, 14, 12
-ARG VARIANT="16-buster"
-FROM mcr.microsoft.com/vscode/devcontainers/typescript-node:0-${VARIANT}
+FROM mcr.microsoft.com/vscode/devcontainers/typescript-node:1-16-buster
 
 # [Optional] Uncomment this section to install additional OS packages.
 # RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \