tests: speed up test by removing slow external call (#2186)

Author: RomanHotsiy

packages/core/src/rules/__tests__/spec-ruleset.test.ts

@@ -59,19 +59,6 @@ describe('spec ruleset', () => {
           "severity": "error",
           "suggest": [],
         },
-        {
-          "location": [
-            {
-              "pointer": "#/paths/~1pets?id/get/requestBody/content/application~1json/examples/foo/value",
-              "reportOnKey": true,
-              "source": "../../../../../resources/petstore-with-errors.yaml",
-            },
-          ],
-          "message": "Example object can have either \`value\` or \`externalValue\` fields.",
-          "ruleId": "no-example-value-and-externalValue",
-          "severity": "error",
-          "suggest": [],
-        },
         {
           "from": undefined,
           "location": [

resources/petstore-with-errors.yaml

@@ -29,12 +29,10 @@ paths:
             example:
               summary: A foo example
               value: { 'foo': 'bar' }
-              externalValue: 'http://example.org/foo.json'
             examples:
               foo:
                 summary: A foo example
                 value: { 'foo': 'bar' }
-                externalValue: 'http://example.org/foo.json'
       tags:
         - pets
       parameters: