Boot fails with shim security policy violation

Tried rebuilding boot partition following the guidance from this thread - Repair/Reinstall GRUB after Windows 11 Update (Dual Boot Fedora F39)

All with secure boot disabled.

And I been able to get into non visual grub console and try to boot following this guide - The GRUB2 Bootloader – Installation and Configuration :: Fedora Docs

But now I got the boot process stuck on loading nouveau