utils.sh: fetch_file: Drop -s option, add --no-progress-meter

Following another error where curl visibly did not retry:
https://ci.trustedfirmware.org/job/tf-a-builder/2093525/console,
and based on suggestions in the upstream issue:
https://github.com/curl/curl/issues/11124

Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
Change-Id: I6c31bd0b389d242566dd6f94178af6356144dc51
1 file changed