Add DOI to codemeta.json file

Author: tmorrell

codemeta.json

@@ -63,8 +63,7 @@
         }
     ],
     "developmentStatus": "active",
-    "downloadUrl":
-    "https://github.com/caltechlibrary/caltechdata_api/archive/main.zip",
+    "downloadUrl": "https://github.com/caltechlibrary/caltechdata_api/archive/main.zip",
     "keywords": [
         "GitHub",
         "metadata",
@@ -95,5 +94,5 @@
         }
     },
     "programmingLanguage": "Python",
-    "identifier": "10.22002/3gdk4-j5504"
-}
+    "identifier": "10.22002/k51v8-cmz08"
+}