Skip RBS schema tests incompatible with json gem v3

Author: st0012

tool/rbs_skip_tests

@@ -51,6 +51,9 @@ test_new(RegexpSingletonTest)
 test_collection_install__pathname_set(RBS::CliTest)
 test_collection_install__set_pathname__manifest(RBS::CliTest)
 
+# json-schema passes the obsolete `quirks_mode` parameter, but json gem v3 rejects it
+RBS::SchemaTest
+
 # RBS 4.0.3's RDoc plugin is incompatible with the RDoc 7.2.0 development revision
 test_attr_decl_1(RDocPluginParserTest)
 test_attr_decl_2(RDocPluginParserTest)