initializer: Fix Halium version VNDK detection logic for 12L+
Ensure default umask to avoid surprises with file permissions.
Don't change user-defined desktop files for Waydroid when they're set as read-only
Add sysconfdir to Makefile defaulting to /etc
upgrader: Clarify refused upgrade message
Add SSSE3 CPU check for arch x86/x86_64
update regex for deprecation warning
Delete CODE_OF_CONDUCT.md