### Godot version

4.0 dev_build

### System information

Ubuntu 22.04.1

### Issue description

The "Lookup Symbol" button don't appears for custorm class names.
Related issues: #68475,  #73167.
I tried apply #68311, #69473 and #73196. It don't helps.
The `Ctrl+LMB` works right for all cases.

### Steps to reproduce

Right click to the `CustomClassA` symbol in the `custom_class_b.gd` anywhere. The `Lookup Symbol` button don't appears in the context menu.

### Minimal reproduction project

Example from  #68475.
CodeEdit *tx = code_editor->get_text_editor();
	switch (p_op) {
		case EDIT_UNDO: {
			tx->undo();
			tx->call_deferred(SNAME("grab_focus"));
		} break;
		case EDIT_REDO: {
			tx->redo();
			tx->call_deferred(SNAME("grab_focus"));
		} break;
		case EDIT_CUT: {
			tx->cut();
			tx->call_deferred(SNAME("grab_focus"));
		} break;
		case EDIT_COPY: {
			tx->copy();
			tx->call_deferred(SNAME("grab_focus"));
		} break;
		case EDIT_PASTE: {
			tx->paste();
			tx->call_deferred(SNAME("grab_focus"));
		} break;
		case EDIT_SELECT_ALL: {
			tx->select_all();
			tx->call_deferred(SNAME("grab_focus"));
		} break;
		case EDIT_MOVE_LINE_UP: {
			code_editor->move_lines_up();
		} break;
		case EDIT_MOVE_LINE_DOWN: {