drm/amd/display: fix spelling mistake "alidation" -> "validation"

There is a spelling mistake in a DC_LOG_WARNING message. Fix it.
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c

@@ -1999,7 +1999,7 @@ bool dcn31_validate_bandwidth(struct dc *dc,
 	goto validate_out;
 
 validate_fail:
-	DC_LOG_WARNING("Mode Validation Warning: %s failed alidation.\n",
+	DC_LOG_WARNING("Mode Validation Warning: %s failed validation.\n",
 		dml_get_status_message(context->bw_ctx.dml.vba.ValidationStatus[context->bw_ctx.dml.vba.soc.num_states]));
 
 	BW_VAL_TRACE_SKIP(fail);