Update Starship feature source and set .NET version to 10.0 in devcontainer configuration

Author: TheAngryByrd

.devcontainer/devcontainer.json

@@ -20,11 +20,11 @@
         // https://github.com/devcontainers/features/blob/main/src/github-cli/README.md
         "ghcr.io/devcontainers/features/github-cli:1": {},
         // https://github.com/devcontainers-contrib/features/blob/main/src/starship/README.md
-        "ghcr.io/devcontainers-contrib/features/starship:1": {},
+        "ghcr.io/devcontainers-extra/features/starship:1": {},
         // https://github.com/devcontainers/features/blob/main/src/dotnet/README.md
         "ghcr.io/devcontainers/features/dotnet:2": {
-            "version": "9.0",
-            "additionalVersions": "8.0"
+            "version": "10.0",
+            "additionalVersions": "9.0, 8.0"
         }
     },
     "overrideFeatureInstallOrder": [