fix(desktop): fix release workflow publish target, signing, and Windows build

- Change electron-builder publish owner from anthropics to getpaseo
- Remove CSC_NAME (auto-discovered from cert, secret had rejected prefix)
- Remove CSC_IDENTITY_AUTO_DISCOVERY=false from build script (breaks Windows cmd.exe)

packages/desktop/electron-builder.yml

@@ -10,7 +10,7 @@ extraResources:
     to: app-dist
 publish:
   provider: github
-  owner: anthropics
+  owner: getpaseo
   repo: paseo
 mac:
   category: public.app-category.developer-tools

packages/desktop/package.json

@@ -5,7 +5,7 @@
   "description": "Paseo desktop app (Electron wrapper)",
   "main": "dist/main.js",
   "scripts": {
-    "build": "npm --prefix ../.. run build:daemon && npm run build:main && CSC_IDENTITY_AUTO_DISCOVERY=false electron-builder --config electron-builder.yml",
+    "build": "npm --prefix ../.. run build:daemon && npm run build:main && electron-builder --config electron-builder.yml",
     "build:main": "tsc -p tsconfig.json",
     "dev": "npm run build:main && wait-on tcp:8081 && electron .",
     "typecheck": "tsc --noEmit -p tsconfig.json"