chore: Upgrade pg and sequelize to support node 14+ (#1462)

* Upgrade pg and sequelize to support node 14+

When Node 14 came out the app was incompatible, we should always have a maximum version defined here until the server code has been tested to prove compatibility

Co-authored-by: Lance Whatley <whatl3y@gmail.com>

server/models/Collection.js

@@ -250,11 +250,13 @@ Collection.prototype.addDocumentToStructure = async function (
     }
 
     // Sequelize doesn't seem to set the value with splice on JSONB field
-    this.documentStructure = this.documentStructure;
+    // https://github.com/sequelize/sequelize/blob/e1446837196c07b8ff0c23359b958d68af40fd6d/src/model.js#L3937
+    this.changed("documentStructure", true);
 
     if (options.save !== false) {
       await this.save({
         ...options,
+        fields: ["documentStructure"],
         transaction,
       });
       if (transaction) {