fix: update schema for dbmate schema_migrations table

dbmate 2.27 is now using a varchar for the version column in the
schema_migrations table.

See amacneil/dbmate#641

Author: jfroche

migrations/schema-15.sql

@@ -703,7 +703,7 @@ COMMENT ON TABLE auth.users IS 'Auth: Stores user login data within a secure sch
 --
 
 CREATE TABLE public.schema_migrations (
-    version character varying(128) NOT NULL
+    version character varying NOT NULL
 );
 
 

migrations/schema-17.sql

@@ -704,7 +704,7 @@ COMMENT ON TABLE auth.users IS 'Auth: Stores user login data within a secure sch
 --
 
 CREATE TABLE public.schema_migrations (
-    version character varying(128) NOT NULL
+    version character varying NOT NULL
 );
 
 

migrations/schema-orioledb-17.sql

@@ -718,7 +718,7 @@ COMMENT ON TABLE auth.users IS 'Auth: Stores user login data within a secure sch
 --
 
 CREATE TABLE public.schema_migrations (
-    version character varying(128) NOT NULL
+    version character varying NOT NULL
 );