dummyflasher.c: Do not print an error if probing fails

This line gets printed even when not using dummyflasher at all. Drop it.

TEST=Check that no spurious error message appears with ft2232_spi.

Change-Id: I1a81a735db391357d1b6ee6f3e9844255efd0e19
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/46524
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
1 file changed