Remoce extra space in sql migration file. Generate bindata.go with go…

…generate.sh

services/horizon/internal/db2/schema/migrations/68_remove_deprecated_fields_from_exp_asset_stats.sql

@@ -0,0 +1,18 @@
+-- +migrate Up
+
+ALTER TABLE exp_asset_stats DROP CONSTRAINT valid_num_accounts;
+
+ALTER TABLE exp_asset_stats
+    DROP COLUMN num_accounts;
+
+ALTER TABLE exp_asset_stats
+    DROP COLUMN amount;
+
+-- +migrate Down
+ALTER TABLE exp_asset_stats
+    ADD COLUMN num_accounts INTEGER NOT NULL DEFAULT 0;
+
+ALTER TABLE exp_asset_stats
+    ADD COLUMN amount TEXT NOT NULL DEFAULT '';
+
+ALTER TABLE exp_asset_stats ADD CONSTRAINT valid_num_accounts CHECK (num_accounts >= 0) NOT VALID;