delete precompiled hps-factory

The hps-factory binary is built from source in the hps-firmware-tools
package as of b/206034105. This file is obsolete and unused.

BUG=none
TEST=CQ

Change-Id: Ibf47c6ece7cb50385f93b99b6d5945edca3b0281
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/hps-firmware-images/+/3631689
Tested-by: Dan Callaghan <dcallagh@chromium.org>
Reviewed-by: David Lattimore <dml@chromium.org>
Commit-Queue: Dan Callaghan <dcallagh@chromium.org>
diff --git a/bin/hps-factory b/bin/hps-factory
deleted file mode 100755
index 924d31d..0000000
--- a/bin/hps-factory
+++ /dev/null
Binary files differ