Remove ipc.d.ts from final build

Now that the plugin API has its own separate types this is no longer
necessary.

ci/build/build-release.sh

@@ -25,12 +25,6 @@ main() {
   rsync README.md "$RELEASE_PATH"
   rsync LICENSE.txt "$RELEASE_PATH"
   rsync ./lib/vscode/ThirdPartyNotices.txt "$RELEASE_PATH"
-
-  # code-server exports types which can be imported and used by plugins. Those
-  # types import ipc.d.ts but it isn't included in the final vscode build so
-  # we'll copy it ourselves here.
-  mkdir -p "$RELEASE_PATH/lib/vscode/src/vs/server"
-  rsync ./lib/vscode/src/vs/server/ipc.d.ts "$RELEASE_PATH/lib/vscode/src/vs/server"
 }
 
 bundle_code_server() {