Hard caps on creating projects/orgs/collections (#4430)

* implement backend limits on project creation

* implement collection, org creation hard caps

* Fix limit api

* Fix clippy

* Fix limits

* Update sqlx queries

* Address PR comments on user limit structure

* sqlx prepare and clippy

* fix test maybe

.sqlx/query-c6693ea80ab1675dd2da72d70add734a92bb25f17a0536968e4b9a4dbe05cf5b.json

@@ -0,0 +1,14 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "\n                UPDATE mods\n                SET moderation_message = NULL, moderation_message_body = NULL, queued = NOW()\n                WHERE (id = $1)\n                ",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Left": [
+        "Int8"
+      ]
+    },
+    "nullable": []
+  },
+  "hash": "c6693ea80ab1675dd2da72d70add734a92bb25f17a0536968e4b9a4dbe05cf5b"
+}