Return 1 if integrity check is failed. Fixes #22806

Signed-off-by: Lukas Reschke <lukas@statuscode.ch>

core/Command/Integrity/CheckApp.php

@@ -66,6 +66,9 @@ class CheckApp extends Base {
 		$path = strval($input->getOption('path'));
 		$result = $this->checker->verifyAppSignature($appid, $path);
 		$this->writeArrayInOutputFormat($input, $output, $result);
+		if (count($result)>0){
+			return 1;
+		}
 	}
 
 }

core/Command/Integrity/CheckCore.php

@@ -60,5 +60,8 @@ class CheckCore extends Base {
 	protected function execute(InputInterface $input, OutputInterface $output) {
 		$result = $this->checker->verifyCoreSignature();
 		$this->writeArrayInOutputFormat($input, $output, $result);
+		if (count($result)>0){
+			return 1;
+		}
 	}
 }