don't show previous log level in upgrade message

core/ajax/update.php

@@ -104,10 +104,10 @@ if (OC::checkUpgrade(false)) {
 		$config->setSystemValue('maintenance', false);
 	});
 	$updater->listen('\OC\Updater', 'setDebugLogLevel', function ($logLevel, $logLevelName) use($eventSource, $l) {
-		$eventSource->send('success', (string)$l->t('Set log level to debug - current level: "%s"', [ $logLevelName ]));
+		$eventSource->send('success', (string)$l->t('Set log level to debug'));
 	});
 	$updater->listen('\OC\Updater', 'resetLogLevel', function ($logLevel, $logLevelName) use($eventSource, $l) {
-		$eventSource->send('success', (string)$l->t('Reset log level to  "%s"', [ $logLevelName ]));
+		$eventSource->send('success', (string)$l->t('Reset log level'));
 	});
 	$updater->listen('\OC\Updater', 'startCheckCodeIntegrity', function () use($eventSource, $l) {
 		$eventSource->send('success', (string)$l->t('Starting code integrity check'));

core/command/upgrade.php

@@ -199,10 +199,10 @@ class Upgrade extends Command {
 				$output->writeln("<error>$message</error>");
 			});
 			$updater->listen('\OC\Updater', 'setDebugLogLevel', function ($logLevel, $logLevelName) use($output) {
-				$output->writeln("<info>Set log level to debug - current level: '$logLevelName'</info>");
+				$output->writeln("<info>Set log level to debug</info>");
 			});
 			$updater->listen('\OC\Updater', 'resetLogLevel', function ($logLevel, $logLevelName) use($output) {
-				$output->writeln("<info>Reset log level to '$logLevelName'</info>");
+				$output->writeln("<info>Reset log level</info>");
 			});
 
 			if(OutputInterface::VERBOSITY_NORMAL < $output->getVerbosity()) {