Use matching jsonSchemaDialect

Since we are testing with a placeholder, we need to match
the placeholder.  This will unfortunately need to be different
on each new release line branch, so let's separate this test
case into its own file.

Author: handrews

tests/schema/pass/json_schema_dialect.yaml

@@ -0,0 +1,10 @@
+openapi: 3.1.0
+info:
+  summary: Testing jsonSchemaDialect
+  title: My API
+  version: 1.0.0
+  license:
+    name: Apache 2.0
+    identifier: Apache-2.0
+jsonSchemaDialect: https://spec.openapis.org/oas/3.1/dialect/WORK-IN-PROGRESS
+paths: {}

tests/schema/pass/mega.yaml

@@ -6,7 +6,6 @@ info:
   license:
     name: Apache 2.0
     identifier: Apache-2.0
-jsonSchemaDialect: https://spec.openapis.org/oas/3.1/dialect/base
 paths:
   /:
     get: