perf: use findAll for querying document collaborators (#7697)

* perf: use findAll for querying document collaborators

* remove unnecessary compact

server/models/Document.ts

@@ -807,15 +807,14 @@ class Document extends ParanoidModel<
    * @param options FindOptions
    * @returns A promise that resolve to a list of users
    */
-  collaborators = async (options?: FindOptions<User>): Promise<User[]> => {
-    const users = await Promise.all(
-      this.collaboratorIds.map((collaboratorId) =>
-        User.findByPk(collaboratorId, options)
-      )
-    );
-
-    return compact(users);
-  };
+  collaborators = async (options?: FindOptions<User>): Promise<User[]> =>
+    await User.findAll({
+      ...options,
+      where: {
+        ...options?.where,
+        id: this.collaboratorIds,
+      },
+    });
 
   /**
    * Find all of the child documents for this document