### Godot version

v4.0.stable.official [92bee43ad]

### System information

Linux - v4.0.stable.official [92bee43ad]

### Issue description

It gives you the possibility of removing unexisting key/value pairs from a dictionary.

### Steps to reproduce

![image](https://github.com/godotengine/godot/assets/69520693/35beadbe-bfdd-4176-9b26-222bbf69cafa)
![image](https://github.com/godotengine/godot/assets/69520693/7ed647e0-a2af-4e58-9f00-f77b7bc7bb02)
![image](https://github.com/godotengine/godot/assets/69520693/f08bf824-8408-45eb-bb84-f1dc7e19e392)


### Minimal reproduction project

N/A
editor->setup(-100000, 100000);
					prop = editor;
				} break;
				case Variant::VECTOR3: {
					EditorPropertyVector3 *editor = memnew(EditorPropertyVector3);
					editor->setup(-100000, 100000, default_float_step, true);
					prop = editor;
				} break;
				case Variant::VECTOR3I: {
					EditorPropertyVector3i *editor = memnew(EditorPropertyVector3i);
					editor->setup(-100000, 100000);
					prop = editor;
				} break;
				case Variant::VECTOR4: {
					EditorPropertyVector4 *editor = memnew(EditorPropertyVector4);
					editor->setup(-100000, 100000, default_float_step, true);
					prop = editor;
				} break;
				case Variant::VECTOR4I: {
					EditorPropertyVector4i *editor = memnew(EditorPropertyVector4i);
					editor->setup(-100000, 100000);
					prop = editor;
				} break;
				case Variant::TRANSFORM2D: {
					EditorPropertyTransform2D *editor = memnew(EditorPropertyTransform2D);
					editor->setup(-100000, 100000, default_float_step, true);
					prop = editor;
				} break;
				case Variant::PLANE: {
					EditorPropertyPlane *editor = memnew(EditorPropertyPlane);