futility: updater: fix a typo in the SETVARS variable name

The PATH_ENDSWITH_SERVARS should be PATH_ENDSWITH_SETVARS.

BUG=None
TEST=make; run test
BRANCH=None

Signed-off-by: Hung-Te Lin <hungte@chromium.org>
Change-Id: I2fd8ab9fe9accf185bc85b2a195e90a9863669bf
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/3615696
Reviewed-by: Yu-Ping Wu <yupingso@chromium.org>
Commit-Queue: Yu-Ping Wu <yupingso@chromium.org>
1 file changed