move migration out of existing file

migrations/000004_character_additional.down.sql

@@ -9,6 +9,5 @@ ALTER TABLE characters
     DROP COLUMN platedata,
     DROP COLUMN platemyset,
     DROP COLUMN rengokudata;
-    DROP COLUMN savemercenary;
 
 END;

migrations/000004_character_additional.up.sql

@@ -9,6 +9,5 @@ ALTER TABLE characters
     ADD COLUMN platedata bytea,
     ADD COLUMN platemyset bytea,
     ADD COLUMN rengokudata bytea;
-    ADD COLUMN savemercenary bytea;
 
 END;

migrations/000006_mercenary.down.sql

@@ -0,0 +1,6 @@
+BEGIN;
+
+ALTER TABLE characters
+    DROP COLUMN savemercenary;
+
+END;

migrations/000006_mercenary.up.sql

@@ -0,0 +1,6 @@
+BEGIN;
+
+ALTER TABLE characters
+    ADD COLUMN savemercenary bytea,
+
+END;