cleanup(desktop): remove 'use strict' in ts & mjs

it's implied by ts and mjs files already

apps/desktop/electron/backend-command.test.ts

@@ -1,5 +1,3 @@
-'use strict'
-
 import assert from 'node:assert/strict'
 import test from 'node:test'
 

apps/desktop/electron/backend-command.ts

@@ -1,5 +1,3 @@
-'use strict'
-
 // Backend subcommand routing for the desktop-managed Hermes process.
 //
 // The desktop app launches its own headless backend via `hermes serve` — it

apps/desktop/electron/profile-delete-routing.test.ts

@@ -1,5 +1,3 @@
-'use strict'
-
 import assert from 'node:assert/strict'
 import test from 'node:test'
 

apps/desktop/electron/profile-delete-routing.ts

@@ -1,5 +1,3 @@
-'use strict'
-
 // Profile-delete routing logic for the `hermes:api` IPC handler.
 //
 // When the renderer issues DELETE /api/profiles/<name>, the handler must

apps/desktop/scripts/assert-dist-built.mjs

@@ -1,5 +1,3 @@
-"use strict"
-
 // Build-time guard: refuse to hand a half-built renderer to electron-builder.
 //
 // `npm run pack` / `npm run dist*` are `npm run build && npm run builder`.

apps/desktop/scripts/before-pack.mjs

@@ -1,4 +1,3 @@
-'use strict'
 /**
  * before-pack.mjs — electron-builder beforePack hook.
  *

apps/desktop/scripts/write-build-stamp.mjs

@@ -1,5 +1,3 @@
-"use strict"
-
 /**
  * Writes apps/desktop/build/install-stamp.json with the git ref the desktop
  * .exe should pin to at first-launch bootstrap time.  This file ships inside