organizationLogo in Json LD is wrong

[cbleek]

@TiSiE

Currently we write into the Json-LD:

"logo":"\/file\/Organizations.OrganizationImage\/5be52cfd0d972e02a71be442\/logo.png"

We have to reference the logo with an absolut link.

https://search.google.com/structured-data/testing-tool/u/0/#url=https%3A%2F%2Fyawik.org%2Fdemo%2Fen%2Fjobs%2Fview%3Fid%3D5aac2b010acec382297fa6de

    `<script type="application/ld+json">{"@context":"http:\/\/schema.org\/","@type":"JobPosting","title":"Software Engineer","description":"\u003Cp\u003E CROSS ist ein Netzwerk aus IT Spezialisten mit Jahrzehnte langer Erfahrung bei der Konzeption und Umsetzung komplexer IT Systeme. Wir entwickeln die quelloffene Rekruiting Plattform YAWIK.\r\n\r\nWir zur Unterst\u00fctzung des Teams eine\/n\u003C\/p\u003E\u003Ch1\u003ESoftware Engineer\u003C\/h1\u003E\u003Ch3\u003ERequirements\u003C\/h3\u003E\u003Cp\u003E\u003Cp\u003EHello\u003C\/p\u003E\u003C\/p\u003E\u003Ch3\u003EQualifications\u003C\/h3\u003E\u003Cp\u003E\u003C\/p\u003E\u003Ch3\u003EBenefits\u003C\/h3\u003E\u003Cp\u003E\u003Cp\u003Ebenefits\u003C\/p\u003E\u003C\/p\u003E","datePosted":"2019-03-24 04:46:37","identifier":{"@type":"PropertyValue","value":"5aac2b010acec382297fa6de","name":"Yohoo Demo1"},"hiringOrganization":{"@type":"Organization","name":"Yohoo Demo1","logo":"\/file\/Organizations.OrganizationImage\/5be52cfd0d972e02a71be442\/logo.png"},"jobLocation":[{"@type":"Place","address":{"@type":"PostalAddress","streetAddress":" ","postalCode":null,"addressLocality":"Frankfurt am Main","addressCountry":null,"addressRegion":"Hessen"}}],"employmentType":[],"validThrough":"2019-09-20 04:46:37"}</script>    <title>Software Engineer</title>`