Fix #50295, add missing type to search.location setting

src/vs/workbench/parts/search/electron-browser/search.contribution.ts

@@ -600,6 +600,7 @@ configurationRegistry.registerConfiguration({
 			included: platform.isMacintosh
 		},
 		'search.location': {
+			type: 'string',
 			enum: ['sidebar', 'panel'],
 			default: 'sidebar',
 			description: nls.localize('search.location', "Controls if the search will be shown as a view in the sidebar or as a panel in the panel area for more horizontal space. Next release search in panel will have improved horizontal layout and this will no longer be a preview."),