Load theming app css as well if legacy theme is enabled

Signed-off-by: Julius Härtl <jus@bitgrid.net>

apps/theming/appinfo/app.php

@@ -26,10 +26,6 @@
  */
 
 $app = new \OCP\AppFramework\App('theming');
-/** @var \OCA\Theming\Util $util */
-$util = $app->getContainer()->query(\OCA\Theming\Util::class);
-if(!$util->isAlreadyThemed()) {
-
 $app->getContainer()->registerCapability(\OCA\Theming\Capabilities::class);
 
 $linkToCSS = \OC::$server->getURLGenerator()->linkToRoute(
@@ -59,5 +55,3 @@ if(!$util->isAlreadyThemed()) {
 		'nonce' => \OC::$server->getContentSecurityPolicyNonceManager()->getNonce()
 	], ''
 );
-
-}