Squash deal checked_headers

db/migrations/1536615440_create_deal.down.sql

@@ -0,0 +1,4 @@
+DROP TABLE maker.deal;
+
+ALTER TABLE public.checked_headers
+  DROP COLUMN deal_checked;

db/migrations/1536615440_create_deal.up.sql

@@ -7,4 +7,7 @@ CREATE TABLE maker.deal (
   tx_idx            INTEGER NOT NUll,
   raw_log           JSONB,
   UNIQUE (header_id, tx_idx, log_idx)
-);
+);
+
+ALTER TABLE public.checked_headers
+  ADD COLUMN deal_checked BOOLEAN NOT NULL DEFAULT FALSE;

db/migrations/1536615440_create_deal_table.down.sql

@@ -1 +0,0 @@
-DROP TABLE maker.deal;

db/migrations/1537389741_add_deal_to_checked_headers.down.sql

@@ -1,2 +0,0 @@
-ALTER TABLE public.checked_headers
-    DROP COLUMN deal_checked;

db/migrations/1537389741_add_deal_to_checked_headers.up.sql

@@ -1,2 +0,0 @@
-ALTER TABLE public.checked_headers
-    ADD COLUMN deal_checked BOOLEAN NOT NULL DEFAULT FALSE;