Build with symbol_level=0 for linux-archive-rel

This fixes binary size increase in the Linux archived builds after r663143.

BUG=977716
R=dpranke

Change-Id: Iad3cae54968effe5ec32213ef9f321705a25fd95
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1672564
Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Commit-Queue: Thomas Anderson <thomasanderson@chromium.org>
Cr-Commit-Position: refs/heads/master@{#671499}
1 file changed