Fix indentation in network_service_instance.cc

This has been bugging me for ages :)

Change-Id: I37fdff812d5528f9028768a9b6c2c7135a7da750
Reviewed-on: https://chromium-review.googlesource.com/c/1471024
Commit-Queue: Robbie McElrath <rmcelrath@chromium.org>
Commit-Queue: John Abd-El-Malek <jam@chromium.org>
Auto-Submit: Robbie McElrath <rmcelrath@chromium.org>
Reviewed-by: John Abd-El-Malek <jam@chromium.org>
Cr-Commit-Position: refs/heads/master@{#631904}
1 file changed