{
    "name": "m12/neos-nodetype-slickcarousel",
    "type": "typo3-flow-plugin",
    "description": "Slick carousel for Neos CMS",
    "license": ["MIT"],
    "authors": [
        { "name": "Marcin Ryzycki", "role": "Developer", "email": "marcin@m12.io", "homepage": "http://m12.io" }
    ],
    "require": {
        "typo3/neos-nodetypes": "*",
        "m12/utils": "*"
    },
    "autoload": {
        "psr-0": {
            "M12\\SlickCarousel": "Classes"
        }
    }
}

{
    "name": "m12/neos-nodetype-slickcarousel",
    "type": "typo3-flow-plugin",
    "description": "Slick carousel for Neos CMS",
    "license": ["MIT"],
    "authors": [
        { "name": "Marcin Ryzycki", "role": "Developer", "email": "marcin@m12.io", "homepage": "http://m12.io" }
    ],
    "require": {
        "typo3/neos-nodetypes": "*",
        "m12/neos-utils": "*"
    },
    "autoload": {
        "psr-0": {
            "M12\\SlickCarousel": "Classes"
        }
    }
}

Fix name of m12/utils to m12/neos-utils
BUGFIX: Fix name of m12/utils to m12/neos-utils