test: use different UIDs for different things

test/resources/DateSeries.3.json

@@ -1,8 +1,8 @@
 {
   "errorNames": [],
-  "instance":  {
+  "instance": {
     "type": "date series",
-    "uid": "540862f3-ea30-5b8f-8678-56b4dc217140",
+    "uid": "e6462830-187a-50b1-bdb4-8f39e49a88b8",
     "name": "Dance course for beginners",
     "duration": "PT8H",
     "inPlace": {
@@ -19,7 +19,7 @@
       "categories": [
         "student union"
       ],
-      "uid": "540862f3-ea30-5b8f-8678-56b4dc217140",
+      "uid": "b535c86a-777b-54c3-b89a-cad528d0580f",
       "name": "EMH 225",
       "floor": "2",
       "origin": {
@@ -34,7 +34,7 @@
     ],
     "event": {
       "type": "academic event",
-      "uid": "540862f3-ea30-5b8f-8678-56b4dc217140",
+      "uid": "4f86e8bb-ce73-520b-bfd9-e1ba9f754391",
       "name": "Dance course for beginners",
       "categories": [
         "special"
@@ -50,7 +50,7 @@
       "name": "Dummy",
       "type": "remote"
     },
-        "offers": [
+    "offers": [
       {
         "availability": "in stock",
         "availabilityStarts": "2017-01-30T00:00:00.000Z",
@@ -66,7 +66,7 @@
             "indexed": "2018-09-11T12:30:00Z",
             "name": "Dummy",
             "type": "remote"
-          }, 
+          },
           "type": "organization",
           "uid": "3b9b3df6-3a7a-58cc-922f-c7335c002634"
         }