novatek-tcon-fw-update-tool: Print errors to stderr instead of stdout.

BUG=b:112485400
TEST=build_packages and direct make invocation both continue to succeed.

Change-Id: I24f14be20d113371543ac4da6dac81af25bceb86
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/novatek-tcon-fw-update-tool/+/1965607
Commit-Queue: Matthew Blecker <matthewb@chromium.org>
Tested-by: Matthew Blecker <matthewb@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
3 files changed
tree: 9749e461e4770cfb2e627ae2960239a3e8599e22
  1. src/
  2. .gitignore
  3. common.mk
  4. LICENSE
  5. Makefile
  6. OWNERS