Update .zenodo.json with complete schema from https://zenodo.org/schemas/records/record-v1.0.0.json

eossr/metadata/schema/__init__.py

+import json
+import pkg_resources
+
+
+def codemeta():
+    return json.load(pkg_resources.resource_stream(__name__, 'codemeta.json'))
+
+
+
+def zenodo():
+    return json.load(pkg_resources.resource_stream(__name__, '.zenodo.json'))
\ No newline at end of file