Remove docker feature as no longer needed

Author: pamelafox

.devcontainer/devcontainer.json

@@ -16,9 +16,9 @@
             "version": "18",
             "nodeGypDependencies": false
         },
-        "ghcr.io/azure/azure-dev/azd:latest": {},
-        // Required for azd to package the app to ACA
-        "ghcr.io/devcontainers/features/docker-in-docker:2": {},
+        "ghcr.io/azure/azure-dev/azd:latest": {
+			"version": "1.10.1"
+		},
 		"ghcr.io/prulloac/devcontainer-features/ollama:1": {}
     },
 	// Configure tool-specific properties.