i965: Remove nonsense comment.

vb.inputs_read has never been a thing, even in the initial import.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
diff --git a/src/mesa/drivers/dri/i965/brw_draw_upload.c b/src/mesa/drivers/dri/i965/brw_draw_upload.c
index 2a3d767..78ff61f 100644
--- a/src/mesa/drivers/dri/i965/brw_draw_upload.c
+++ b/src/mesa/drivers/dri/i965/brw_draw_upload.c
@@ -413,8 +413,6 @@
       vs_inputs |= VERT_BIT_EDGEFLAG;
    }
 
-   /* First build an array of pointers to ve's in vb.inputs_read
-    */
    if (0)
       printf("%s %d..%d\n", __FUNCTION__, min_index, max_index);