can now pass the function that gives subtitle as well

src/pages/Devices.tsx

@@ -452,7 +452,7 @@ export default function Devices() {
       <DevicesSummary setSearch={setSearch} />
       <ResponsiveTable<Device>
         title={<SmartBreadcrumb prependPaths={getGroup() && ["groups", getGroup().id().toString()]} groupName={getGroup() && getGroup().name()} paddingBottom={1}/>}
-        subtitle={subtitle()}
+        subtitle={subtitle}
         rows={devices}
         renderGutter={ isMobile ? gutter : undefined }
         columns={columns}