Remove mainFields fix for webpack helpers as it is no longer necessary

Author: harmony7

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [unreleased]
 
+### Removed
+
+- Remove mainFields fix for webpack helpers as it is no longer necessary
+
 ## [0.2.0-alpha.3] - 2023-06-14
 
 ### Changed

src/webpack-helpers/index.ts

@@ -35,13 +35,6 @@ export function apply(webpackConfig: Configuration): Configuration {
       },
       resolve: {
         ...(webpackConfig?.resolve ?? {}),
-        // TEMPORARY:
-        // Default is [ "browser", "module", "main" ], but we remove 'module'
-        // because some opentelemetry libs don't ship with the
-        // appropriate module entry points.
-        // A fix for this will be coming in the next release (>=0.29) of the
-        // opentelemetry packages.
-        mainFields: [ 'browser', 'main' ],
         alias: {
           "document": path.resolve(__dirname, "./shims/document"),
           "process": path.resolve(__dirname, "./shims/process"),