arm_ffa: fix: remove deadcode in ffa_print_error_log()

address the CID 464361 Control flow issues [1]

[1]: https://lore.kernel.org/all/20230821210927.GL3953269@bill-the-cat/

Signed-off-by: Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
Cc: Tom Rini <trini@konsulko.com>
diff --git a/drivers/firmware/arm-ffa/arm-ffa-uclass.c b/drivers/firmware/arm-ffa/arm-ffa-uclass.c
index 8c17b19..f1e91d1 100644
--- a/drivers/firmware/arm-ffa/arm-ffa-uclass.c
+++ b/drivers/firmware/arm-ffa/arm-ffa-uclass.c
@@ -144,8 +144,6 @@
 		return -EINVAL;
 
 	abi_idx = FFA_ID_TO_ERRMAP_ID(ffa_id);
-	if (abi_idx < 0 || abi_idx >= FFA_ERRMAP_COUNT)
-		return -EINVAL;
 
 	if (!err_msg_map[abi_idx].err_str[err_idx])
 		return -EINVAL;