Remove flaky test

This test depends on external services and is super flaky. Lets kill it.

spec/HTTPRequest.spec.js

@@ -216,17 +216,6 @@ describe("httpRequest", () => {
     });
   });
   
-  it('should get a cat image', (done) => {
-    httpRequest({
-      url: 'http://thecatapi.com/api/images/get?format=src&type=jpg',
-      followRedirects: true
-    }).then((res) => {
-      expect(res.buffer).not.toBe(null);
-      expect(res.text).not.toBe(null);
-      done();
-    })
-  })
-
   it("should params object to query string", (done) => {
     httpRequest({
       url: httpRequestServer+"/qs",