@Override
                        protected void configure() {
                            bind(ForceLegacyMigration.class)
                                    .toInstance(new ForceLegacyMigration() {
                                    });
                        }
@return A string containing the SQL script to run prior to the migration under test.
This can contain multiple statements, stored procedures, SET calls, etc. Same as a SQL
migration script. It does not use bind variables.
stroom-test-common/src/main/java/stroom/test/common/util/db/AbstractSingleFlywayMigrationTest.java