Remove clubs from users

tmp/user2.json

@@ -62,11 +62,7 @@
     "loser_bracket_match_format_preference": null,
     "groups": [],
     "user_permissions": [],
-    "clubs": [
-      "4653a9c6-115f-42da-bbe8-8f75ea647b95",
-      "ff7bf0ad-efd9-41fa-bed5-94554cfb5127",
-      "c42e1c10-61cc-4798-9419-ab1983786977"
-    ]
+    "clubs": []
   }
 },
 {
@@ -132,11 +128,7 @@
     "loser_bracket_match_format_preference": null,
     "groups": [],
     "user_permissions": [],
-    "clubs": [
-      "ab4b261c-a4a2-4f9f-a2df-ca904c412566",
-      "4caf3c44-c475-4bc3-9463-db8eea6c3c70",
-      "c42e1c10-61cc-4798-9419-ab1983786977"
-    ]
+    "clubs": []
   }
 },
 {
@@ -169,9 +161,7 @@
     "loser_bracket_match_format_preference": null,
     "groups": [],
     "user_permissions": [],
-    "clubs": [
-      "e3a098ef-e232-406c-ba43-1a2201a28a5f"
-    ]
+    "clubs": []
   }
 },
 {
@@ -273,11 +263,7 @@
     "loser_bracket_match_format_preference": null,
     "groups": [],
     "user_permissions": [],
-    "clubs": [
-      "7722f785-0fbe-41bf-8af0-2cb2580a3b8b",
-      "01e6bf8d-7394-416a-8ade-acff2166b7d0",
-      "0fc0f0d7-3303-4e9b-8645-de3803dcd01d"
-    ]
+    "clubs": []
   }
 },
 {
@@ -310,11 +296,7 @@
     "loser_bracket_match_format_preference": 1,
     "groups": [],
     "user_permissions": [],
-    "clubs": [
-      "41980047-5caa-41e8-b953-17e2c3af48ce",
-      "3212f610-eadb-424d-b819-90d75a93a6da",
-      "2288fe91-b715-4bf4-862a-942081738512"
-    ]
+    "clubs": []
   }
 },
 {
@@ -481,9 +463,7 @@
     "loser_bracket_match_format_preference": 3,
     "groups": [],
     "user_permissions": [],
-    "clubs": [
-      "c42e1c10-61cc-4798-9419-ab1983786977"
-    ]
+    "clubs": []
   }
 },
 {
@@ -521,9 +501,7 @@
     "loser_bracket_match_format_preference": 8,
     "groups": [],
     "user_permissions": [],
-    "clubs": [
-      "bc589c0d-ed3c-4611-ac0c-12bb4ff16c8d"
-    ]
+    "clubs": []
   }
 },
 {