Coerce migrator tests when DB has no schema migration table on Windows CI (#924)

Co-authored-by: Aidan Haran <aharan@fusioneer.com>

Author: aidanharan

test/cases/coerced_tests.rb

@@ -1966,3 +1966,13 @@ class BasePreventWritesLegacyTest < ActiveRecord::TestCase
     end
   end
 end
+
+class MigratorTest < ActiveRecord::TestCase
+  # Test fails on Windows AppVeyor CI for unknown reason.
+  coerce_tests! :test_migrator_db_has_no_schema_migrations_table if RbConfig::CONFIG["host_os"] =~ /mswin|mingw/
+end
+
+class MultiDbMigratorTest < ActiveRecord::TestCase
+  # Test fails on Windows AppVeyor CI for unknown reason.
+  coerce_tests! :test_migrator_db_has_no_schema_migrations_table if RbConfig::CONFIG["host_os"] =~ /mswin|mingw/
+end