### 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.
}
						options.insert(option.display, option);
					}
				}
			}
		} break;
		case GDScriptParser::COMPLETION_INHERIT_TYPE: {
			_list_available_types(true, completion_context, options);
			r_forced = true;
		} break;
		case GDScriptParser::COMPLETION_TYPE_NAME_OR_VOID: {
			ScriptLanguage::CodeCompletionOption option("void", ScriptLanguage::CODE_COMPLETION_KIND_PLAIN_TEXT);
			options.insert(option.display, option);
		}
			[[fallthrough]];
		case GDScriptParser::COMPLETION_TYPE_NAME: {
			_list_available_types(false, completion_context, options);
			r_forced = true;
		} break;
		case GDScriptParser::COMPLETION_PROPERTY_DECLARATION_OR_TYPE: {
			_list_available_types(false, completion_context, options);
			ScriptLanguage::CodeCompletionOption get("get", ScriptLanguage::CODE_COMPLETION_KIND_PLAIN_TEXT);
			options.insert(get.display, get);
			ScriptLanguage::CodeCompletionOption set("set", ScriptLanguage::CODE_COMPLETION_KIND_PLAIN_TEXT);
			options.insert(set.display, set);
			r_forced = true;
		} break;
		case GDScriptParser::COMPLETION_PROPERTY_DECLARATION: {
			ScriptLanguage::CodeCompletionOption get("get", ScriptLanguage::CODE_COMPLETION_KIND_PLAIN_TEXT);
			options.insert(get.display, get);