FileManager: Use GUI::Process::spawn_or_show_error() to open terminals

Author: https://github.com/MacDue
Commit: 2aa8c9950e
Pull-request: https://github.com/SerenityOS/serenity/pull/17840
Reviewed-by: https://github.com/LucasChollet
Reviewed-by: https://github.com/gmta
Reviewed-by: https://github.com/kleinesfilmroellchen ✅

Userland/Applications/FileManager/DirectoryView.h

@@ -21,7 +21,7 @@
 
 namespace FileManager {
 
-void spawn_terminal(DeprecatedString const& directory);
+void spawn_terminal(GUI::Window* window, StringView directory);
 
 class LauncherHandler : public RefCounted<LauncherHandler> {
 public: