[Updates] Automated vendor dotnet-install script (#868)

* Automated dotnet-install script update

* Bump version

---------
Co-authored-by: github-actions <github-actions@github.com>

src/dotnet/devcontainer-feature.json

 {
     "id": "dotnet",
-    "version": "2.0.3",
+    "version": "2.0.4",
     "name": "Dotnet CLI",
     "documentationURL": "https://github.com/devcontainers/features/tree/main/src/dotnet",
     "description": "This Feature installs the latest .NET SDK, which includes the .NET CLI and the shared runtime. Options are provided to choose a different version or additional versions.",

src/dotnet/scripts/vendor/dotnet-install.sh

@@ -303,6 +303,11 @@ get_machine_architecture() {
             return 0
             ;;
         aarch64|arm64)
+            if [ "$(getconf LONG_BIT)" -lt 64 ]; then
+                # This is 32-bit OS running on 64-bit CPU (for example Raspberry Pi OS)
+                echo "arm"
+                return 0
+            fi
             echo "arm64"
             return 0
             ;;