Rename test

[aidanharan]

Fix:

https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/actions/runs/12541738225/job/34970653846#step:4:486

1) Error:
SchemaDumperTest#test_dump_schema_information_outputs_lexically_reverse_ordered_versions_regardless_of_database_order_coerced:
NoMethodError: undefined method `dump_schema_information' for an instance of ActiveRecord::ConnectionAdapters::SQLServerAdapter
    test/cases/coerced_tests.rb:1579:in `test_dump_schema_information_outputs_lexically_reverse_ordered_versions_regardless_of_database_order_coerced'

  2) Failure:
SchemaDumperTest#test_dump_schema_versions_outputs_lexically_reverse_ordered_versions_regardless_of_database_order [/usr/local/bundle/bundler/gems/rails-92b3160dd65f/activerecord/test/cases/schema_dumper_test.rb:40]:
--- expected
+++ actual
@@ -1,4 +1,4 @@
 "INSERT INTO [schema_migrations] (version) VALUES
-('20100301010101'),
-('20100201010101'),
-('20100101010101');"
+(N'20100301010101'),
+(N'20100201010101'),
+(N'20100101010101');"