[TASK] Add security advisory package

composer.json

@@ -11,6 +11,7 @@
 		"issues": "https://gitlab.sgalinski.de/Oppermann/sg_jobs"
 	},
 	"require": {
+		"roave/security-advisories": "dev-master",
 		"typo3/cms-core": "7.6.0 - 8.7.99",
 		"sjbr/static-info-tables": "^6.5.0",
 		"sgalinski/sg-mail": "^4.1"