tar i bruk ny checksum når migrering går fra failed to success

Co-authored-by: stephen ramthun <stephen.ramthun@nav.no>
Co-authored-by: martine enger <marenger@student.matnat.uio.no>
Co-authored-by: anders skifte <anders.skifte@nav.no>

libs/jdbc/main/libs/postgres/Migrator.kt

@@ -89,7 +89,7 @@ class Migrator(locations: List<File>) {
 
                         when (migration) {
                             null -> Migration.update(candidate.migration.copy(success = true))
-                            else -> Migration.update(migration.copy(success = true))
+                            else -> Migration.update(migration.copy(success = true, checksum = candidate.migration.checksum))
                         }
 
                         jdbcLog.info("Migration [DONE] ${candidate.file.name}")