bootstrapper: use WinAPI progress bar window instead of toast notific… (#8210)

* bootstrapper: use WinAPI progress bar window instead of toast notifications

* remove obsolete msi action

src/common/updating/dotnet_installation.h

@@ -1,7 +1,12 @@
 #pragma once
 
+#include <filesystem>
+#include <optional>
+
+namespace fs = std::filesystem;
 namespace updating
 {
     bool dotnet_is_installed();
-    bool install_dotnet(const bool silent = false);
+    std::optional<fs::path> download_dotnet();
+    bool install_dotnet(fs::path dotnet_download_path, const bool silent);
 }