### Tested versions

Godot Engine v4.2.stable.official.46dc27791

### System information

Windows 10

### Issue description

When exporting to web, Godot fails with this error in the console:

> scene/main/window.cpp:884 - Attempting to make child window exclusive, but the parent window already has another exclusive child. This window: /root/@<!-- -->EditorNode@<!-- -->17120/@<!-- -->Panel@<!-- -->13/@<!-- -->ProjectExportDialog@<!-- -->559/@<!-- -->VBoxContainer@<!-- -->137/@<!-- -->AcceptDialog@<!-- -->411, parent window: /root/@<!-- -->EditorNode@<!-- -->17120/@<!-- -->Panel@<!-- -->13/@<!-- -->ProjectExportDialog@<!-- -->559, current exclusive child window: /root/@<!-- -->EditorNode@<!-- -->17120/@<!-- -->Panel@<!-- -->13/@<!-- -->ProjectExportDialog@<!-- -->559/@<!-- -->ProgressDialog@<!-- -->17444

![a](https://github.com/godotengine/godot/assets/2000051/bf9d22aa-d3fe-4e11-bff6-c387e740fe90)

This happens for newly created empty projects.


### Steps to reproduce

1. Open the attached project (or create a new project).
2. Project->Export->Export All
3. Observe the console error.  No output files are generated.


### Minimal reproduction project (MRP)

[export_test.zip](https://github.com/godotengine/godot/files/13574810/export_test.zip)

}
					continue;
				}
				List<String> remaps;
				config->get_section_keys("remap", &remaps);
				HashSet<String> remap_features;
				for (const String &F : remaps) {
					String remap = F;
					String feature = remap.get_slice(".", 1);
					if (features.has(feature)) {
						remap_features.insert(feature);
					}
				}
				if (remap_features.size() > 1) {
					this->resolve_platform_feature_priorities(p_preset, remap_features);
				}
				err = OK;
				for (const String &F : remaps) {
					String remap = F;
					if (remap == "path") {
						String remapped_path = config->get_value("remap", remap);
						Vector<uint8_t> array = FileAccess::get_file_as_bytes(remapped_path);
						err = p_func(p_udata, remapped_path, array, idx, total, enc_in_filters, enc_ex_filters, key);
					} else if (remap.begins_with("path.")) {
						String feature = remap.get_slice(".", 1);
						if (remap_features.has(feature)) {
							String remapped_path = config->get_value("remap", remap);
							Vector<uint8_t> array = FileAccess::get_file_as_bytes(remapped_path);
							err = p_func(p_udata, remapped_path, array, idx, total, enc_in_filters, enc_ex_filters, key);
						} else {