fiddle: Update PROD.md
fiddle: Update PROD.md

BUG=skia:
NOTRY=true

Change-Id: I4e1622d69955687aa9b670f6f79cb5746406493f
Reviewed-on: https://skia-review.googlesource.com/5752
Commit-Queue: Joe Gregorio <b9cf2471ff6d33504cafe8e6f356b732b2cadced@google.com>
Reviewed-by: Ravi Mistry <9fa2e7438b8cb730f96b74865492597170561628@google.com>

google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot