Remove unnecessary code

Thanks to @jdesrosiers!

Author: ralfhandl

tests/schema/schema.test.mjs

@@ -26,63 +26,10 @@ const parseYamlFromFile = (filePath) => {
 
 setMetaSchemaOutputFormat(BASIC);
 
-addKeyword({
-  id: "https://spec.openapis.org/oas/schema/vocab/keyword/discriminator",
-  interpret: (discriminator, instance, context) => {
-    return true;
-  },
-  /* discriminator is not exactly an annotation, but it's not allowed
-   * to change the validation outcome (hence returing true from interopret())
-   * and for our purposes of testing, this is sufficient.
-   */
-  annotation: (discriminator) => {
-    return discriminator;
-  },
-});
-
-addKeyword({
-  id: "https://spec.openapis.org/oas/schema/vocab/keyword/example",
-  interpret: (example, instance, context) => {
-    return true;
-  },
-  annotation: (example) => {
-    return example;
-  },
-});
-
-addKeyword({
-  id: "https://spec.openapis.org/oas/schema/vocab/keyword/externalDocs",
-  interpret: (externalDocs, instance, context) => {
-    return true;
-  },
-  annotation: (externalDocs) => {
-    return externalDocs;
-  },
-});
-
-addKeyword({
-  id: "https://spec.openapis.org/oas/schema/vocab/keyword/xml",
-  interpret: (xml, instance, context) => {
-    return true;
-  },
-  annotation: (xml) => {
-    return xml;
-  },
-});
-
-defineVocabulary(
-  "https://spec.openapis.org/oas/3.1/vocab/base",
-  {
-    "discriminator": "https://spec.openapis.org/oas/schema/vocab/keyword/discriminator",
-    "example": "https://spec.openapis.org/oas/schema/vocab/keyword/example",
-    "externalDocs": "https://spec.openapis.org/oas/schema/vocab/keyword/externalDocs",
-    "xml": "https://spec.openapis.org/oas/schema/vocab/keyword/xml",
-  },
-);
-
 registerSchema(parseYamlFromFile("./src/schemas/validation/meta.yaml"));
 registerSchema(parseYamlFromFile("./src/schemas/validation/dialect.yaml"));
 registerSchema(parseYamlFromFile("./src/schemas/validation/schema.yaml"));
+
 const validateOpenApi = await validate("./src/schemas/validation/schema-base.yaml");
 const fixtures = './tests/schema';