File remove-better-blockmap.patch of Package signal-desktop

This package fails to load (uses nonfree wasm) but is otherwise unused

--- Signal-Desktop-7.82.0/ts/scripts/artifact-build-completed.node.ts.orig	2025-12-10 23:51:42.000000000 +0100
+++ Signal-Desktop-7.82.0/ts/scripts/artifact-build-completed.node.ts	2025-12-11 18:21:39.878226217 +0100
@@ -9,7 +9,6 @@ import { pipeline } from 'node:stream/pr
 import { createHash } from 'node:crypto';
 import path from 'node:path';
 import type { ArtifactCreated } from 'electron-builder';
-import { BlockMap } from 'better-blockmap';
 
 export async function artifactBuildCompleted({
   target,
@@ -20,9 +19,6 @@ export async function artifactBuildCompl
   if (packager.platform.name === 'linux' && file.endsWith('.AppImage')) {
     const blockMapPath = `${file}.blockmap`;
     console.log(`Generating blockmap ${blockMapPath}`);
-    const blockMapGenerator = new BlockMap({ detectZipBoundary: true });
-    await pipeline(createReadStream(file), blockMapGenerator);
-    await writeFile(blockMapPath, blockMapGenerator.compress());
   }
 
   if (packager.platform.name !== 'mac') {