### Godot version

v4.2.rc2.official [1ba920fad]

### System information

Godot v4.2.rc2 - Windows 10.0.22631 - Vulkan (Forward+) - dedicated AMD Radeon RX 6700 XT (Advanced Micro Devices, Inc.; 31.0.22023.1014) - AMD Ryzen 9 5900X 12-Core Processor (24 Threads)

### Issue description

When I enter fullscreen mode in the editor with shift + f11 while being in or then going to the 3D editor, I can't exit it anymore by pressing the same keybind.

### Steps to reproduce

Create a new Godot project
Press shift + f11 to enable editor fullscreen
Go to the 3D editor
Try to exit editor fullscreen with shift + f11

### Minimal reproduction project

Create a new Godot project
if (difference > 0) {
					String parent = full_path.substr(0, difference);
					int slash_idx = parent.rfind("/");
					slash_idx = parent.rfind("/", slash_idx - 1);
					parent = (slash_idx >= 0 && parent.length() > 1) ? parent.substr(slash_idx + 1) : parent;
					r_filenames.write[set_idx] = parent + r_filenames[set_idx];
				}
			}
			
			bool can_proceed = false;
			RBSet<int>::Element *E = iset.front();
			while (E) {
				String scene_name = r_filenames[E->get()];
				bool duplicate_found = false;
				for (const int &F : iset) {
					if (E->get() == F) {
						continue;
					}
					String other_scene_name = r_filenames[F];
					if (other_scene_name == scene_name) {
						duplicate_found = true;
						break;
					}
				}
				RBSet<int>::Element *to_erase = duplicate_found ? nullptr : E;