Schema dump cleanup

[twe4ked]

My local git diff after the changes:

diff --git a/db/structure.sql b/db/structure.sql
index fce3a91ea2..6860966b58 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -6250,13 +6250,6 @@ INSERT INTO "schema_migrations" (version) VALUES
 ('20210518053839');

---
--- PostgreSQL database dump
---
-
--- Dumped from database version 10.16
--- Dumped by pg_dump version 10.16
-
 SET statement_timeout = 0;
 SET lock_timeout = 0;
 SET idle_in_transaction_session_timeout = 0;
@@ -6269,7 +6262,7 @@ SET client_min_messages = warning;
 SET row_security = off;

 --
--- Data for Name: active_record_views; Type: TABLE DATA; Schema: public; Owner: odin
+-- Data for Name: active_record_views; Type: TABLE DATA; Schema: public; Owner: -
 --

 COPY public.active_record_views (name, class_name, checksum, options, refreshed_at) FROM stdin;