File make-webpack-errors-comprehensible.patch of Package signal-desktop

A build was failing with an “[object Object]” being thrown from here.
Make it possible to examine the actual exception.

--- vendor/node_modules/webpack/lib/NormalModule.js.orig	2022-11-03 21:26:53.351000000 +0100
+++ vendor/node_modules/webpack/lib/NormalModule.js	2022-11-10 14:51:49.083499444 +0100
@@ -669,7 +669,7 @@
 		const processResult = (err, result) => {
 			if (err) {
 				if (!(err instanceof Error)) {
-					err = new NonErrorEmittedError(err);
+					err = new NonErrorEmittedError(JSON.stringify(err));
 				}
 				const currentLoader = this.getCurrentLoader(loaderContext);
 				const error = new ModuleBuildError(err, {