Fixes #54550: Define `fs` as `original-fs` only when running in Electron

src/bootstrap-amd.js

@@ -69,7 +69,10 @@ loader.config({
 	nodeCachedDataDir: process.env['VSCODE_NODE_CACHED_DATA_DIR_' + process.pid]
 });
 
-loader.define('fs', ['original-fs'], function (originalFS) { return originalFS; }); // replace the patched electron fs with the original node fs for all AMD code
+if (process.env['ELECTRON_RUN_AS_NODE'] || process.versions.electron) {
+	// running in Electron
+	loader.define('fs', ['original-fs'], function (originalFS) { return originalFS; }); // replace the patched electron fs with the original node fs for all AMD code
+}
 
 if (nlsConfig.pseudo) {
 	loader(['vs/nls'], function (nlsPlugin) {