fix(NODE-6731): fix and test webpack bundling

[durran]

Description

Fixes Webpack bundling and adds tests.

What is changing?

• Fixes the require to be able to be bundled by wekbpack and adds tests.

Is there new documentation needed for these changes?

None

> $ npm run build                                                                                          ⬡ 20.17.0 [±main ●●]

> [email protected] build
> webpack --mode=production --node-env=production

asset 929a305a4fb721c45c0ff49c0e5965c6.node 1.4 MiB [emitted] (auxiliary name: main)
asset main.js 1.31 KiB [emitted] [minimized] (name: main)
runtime modules 150 bytes 2 modules
built modules 1.8 KiB [built]
  cacheable modules 1.68 KiB
    ./src/index.js 75 bytes [built] [code generated]
    ./node_modules/@mongodb-js/zstd/lib/index.js 1.41 KiB [built] [code generated]
    ./node_modules/@mongodb-js/zstd/build/Release/zstd.node 197 bytes [built] [code generated]
  external "util" 42 bytes [built] [code generated]
  external "util/types" 42 bytes [built] [code generated]
  external "path" 42 bytes [optional] [built] [code generated]

WARNING in ./node_modules/@mongodb-js/zstd/lib/index.js 13:13-48
Module not found: Error: Can't resolve '../build/Debug/zstd.node' in '/Users/modetojoy/work/mongodb-js/zstd/test/bundling/webpack/node_modules/@mongodb-js/zstd/lib'
 @ ./src/index.js 2:13-40

1 warning has detailed information that is not shown.
Use 'stats.errorDetails: true' resp. '--stats-error-details' to show it.

webpack 5.97.1 compiled with 1 warning in 193 ms

What is the motivation for this change?

NODE-6731

Release Highlight

Package is now compatible with Webpack

In order to use this module when bundling with Webpack, please include in your webpack.config.js:

  target: 'node',
  module: {
    rules: [
      {
        test: /\.node$/i,
        loader: 'node-loader'
      }
    ]
  }

Double check the following

• Ran npm run format:js && npm run format:rs script
• Self-review completed using the steps outlined here
• PR title follows the correct format: type(NODE-xxxx)[!]: description
  • Example: feat(NODE-1234)!: rewriting everything in coffeescript
• Changes are covered by tests
• New TODOs have a related JIRA ticket