remove -ffp-contract

We don't set it in Chrome, so this'll make our local bots a little more
consistent with what we see in Chrome.  Very, very minor stuff.

Bug: skia:9103
Change-Id: Iecedd367780b6a721bc49dfa2d0a7837eb3bd28d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/215144
Auto-Submit: Mike Klein <mtklein@google.com>
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
1 file changed