Update composer.json

composer.json

 {
 	"name": "zendframework/zendframework1",
 	"type": "library",
+	"autoload": {
 		"psr-0": {
-		"Zend_" : "src/"
+			"Zend_": "src/"
+		}
 	},
 	"require-dev": {
 		"friendsofphp/php-cs-fixer": "^2.0"