fixup: remove stray import

Signed-off-by: Lance Ball <lball@redhat.com>

src/message/http/index.ts

@@ -4,7 +4,6 @@
 */
 
 import { types } from "util";
-import JSONbig from "json-bigint";
 
 import { CloudEvent, CloudEventV1, CONSTANTS, Mode, Version } from "../..";
 import { Message, Headers, Binding } from "..";
@@ -20,8 +19,6 @@ import {
 import { isStringOrObjectOrThrow, ValidationError } from "../../event/validation";
 import { JSONParser, MappedParser, Parser, parserByContentType } from "../../parsers";
 
-const JSON = JSONbig(({ useNativeBigInt: true }));
-
 /**
  * Serialize a CloudEvent for HTTP transport in binary mode
  * @implements {Serializer}

test/integration/parser_test.ts

@@ -55,7 +55,6 @@ describe("JSON Event Format Parser", () => {
     const payload = "{gg";
     const parser = new Parser();
 
-    console.error("BIG_INT", process.env["CLOUDEVENT_BIG_INT"]);
     // TODO: Should the parser catch the SyntaxError and re-throw a ValidationError?
     expect(parser.parse.bind(parser, payload)).to.throw(SyntaxError);
   });