[macOS] Remove DS_Store WindowBounds bytes object

Github-Pull: #14416
Rebased-From: 43719e0
Tree-SHA512: 0b5987abf34a8c62c3f704c4ca3c9837a23fbce11954740461833099157db94418886001993f9f1a0b3252c923bd049bc1e1d0f99d04205c889270755a8cd245

Author: jonasschnelli

contrib/macdeploy/custom_dsstore.py

@@ -13,7 +13,7 @@
 ds = DSStore.open(output_file, 'w+')
 ds['.']['bwsp'] = {
     'ShowStatusBar': False,
-    'WindowBounds': b'{{300, 280}, {500, 343}}',
+    'WindowBounds': '{{300, 280}, {500, 343}}',
     'ContainerShowSidebar': False,
     'SidebarWidth': 0,
     'ShowTabView': False,