[fiddle] Actually skip reporting of timeouts.
[fiddle] Actually skip reporting of timeouts.

Also:
  - Include link to failing fiddles to make debugging easier.
  - Don't count failing to write to GCS as an error in the example.

Change-Id: Ie4c74bd2335f7f93d3812262d40e1af50f7badac
Reviewed-on: https://skia-review.googlesource.com/c/buildbot/+/458919
Reviewed-by: Ravi Mistry <9fa2e7438b8cb730f96b74865492597170561628@google.com>
Commit-Queue: Joe Gregorio <b9cf2471ff6d33504cafe8e6f356b732b2cadced@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