amdgpu: revert DMCUB 3.1.4 firmware

Revert dcn_3_1_4_dmcub.bin back to commit 209c18b0.

The new firmware in b3049665 causes continuous error messages
"[drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error -
collecting diagnostic data" after hotplugging a USB-C monitor.

Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3913
Signed-off-by: Alex Hung <alex.hung@amd.com>
This commit is contained in:
Alex Hung 2025-01-21 16:19:00 -07:00 committed by Mario Limonciello
parent 7e8c2868cf
commit 0e16f416fa

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