drm/tyr: fix register name in error print

drm/tyr: fix register name in error print

The `..IRQ..` register is printed here. Not the `..INT..` one.
Correct this.

Cc: stable@vger.kernel.org
Fixes: cf4fd52e3236 ("rust: drm: Introduce the Tyr driver for Arm Mali GPUs")
Link: https://lore.kernel.org/rust-for-linux/A04F0357-896E-4ACC-BC0E-DEE8608CE518@collabora.com/
Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com>
Link: https://patch.msgid.link/20260119070838.3219739-1-dirk.behme@de.bosch.com
[aliceryhl: update commit message prefix]
[aliceryhl: add cc stable as per Miguel's suggestion]
Signed-off-by: Alice Ryhl <aliceryhl@google.com>