Fix poetry

Author: andrew-codechimp

.devcontainer.json

@@ -10,7 +10,7 @@
       "nodeGypDependencies": true,
       "version": "lts"
     },
-    "ghcr.io/devcontainers-contrib/features/poetry:2": {
+    "ghcr.io/devcontainers-extra/features/poetry:2": {
       "version": "latest"
     },
     "ghcr.io/devcontainers/features/rust:1": {}