fix wire protocol tests

Author: baileympearson

test/unit/assorted/wire_version.test.js

@@ -7,7 +7,7 @@ const { isHello } = require('../../../src/utils');
 
 const minCompatErrMsg = `minimum wire version ${
   Number.MAX_SAFE_INTEGER - 1
-}, but this version of the Node.js Driver requires at most 17`;
+}, but this version of the Node.js Driver requires at most 21`;
 const maxCompatErrMsg = `reports maximum wire version 1, but this version of the Node.js Driver requires at least 6`;
 
 describe('Wire Protocol Version', () => {

test/unit/cmap/wire_protocol/constants.test.js

@@ -27,7 +27,7 @@ describe('Wire Protocol Constants', function () {
 
   describe('MAX_SUPPORTED_WIRE_VERSION', function () {
     it('returns 17', function () {
-      expect(MAX_SUPPORTED_WIRE_VERSION).to.equal(17);
+      expect(MAX_SUPPORTED_WIRE_VERSION).to.equal(21);
     });
   });
 });