add python/poetry to devcontainer (#25407)

with introduction of linter, this adds python/poetry to devcontainer

.devcontainer/devcontainer.json

@@ -6,7 +6,9 @@
     "ghcr.io/devcontainers/features/node:1": {
       "version":"20"
     },
-    "ghcr.io/devcontainers/features/git-lfs:1.1.0": {}
+    "ghcr.io/devcontainers/features/git-lfs:1.1.0": {},
+    "ghcr.io/devcontainers-contrib/features/poetry:2": {},
+    "ghcr.io/devcontainers/features/python:1": {}
   },
   "customizations": {
     "vscode": {