Small fix to info level logging.

Bug: angleproject:5811
Change-Id: I7c6c762e17b652eedcbde0719996532e730e2a39
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2809889
Commit-Queue: Cody Northrop <cnorthrop@google.com>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>