Roll SK Tool from 5251331b2253 to 1c245dbb1f17

https://skia.googlesource.com/buildbot.git/+log/5251331b2253..1c245dbb1f17

2021-06-02 lovisolo@google.com [gold] Port cluster-page-sk to TypeScript.
2021-06-02 lovisolo@google.com [gold] Port cluster-digests-sk to TypeScript.
2021-06-02 kjlubick@google.com [gold] Remove old flags from frontend
2021-06-02 rmistry@google.com Add new CQ specific fields to tasks.json

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/sk-tool-skia
Please CC borenet@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/master/autoroll/README.md

Tbr: borenet@google.com
Change-Id: I4a3cbe83024f37ccd62a792f001d0a1ebc2fba80
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/415096
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 5553d00..716dcbe 100644
--- a/DEPS
+++ b/DEPS
@@ -6,7 +6,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling different
   # dependencies without interference from each other.
-  'sk_tool_revision': 'git_revision:e6bce5f8148dcb4f082e365e7f261b2e7df4e289',
+  'sk_tool_revision': 'git_revision:1c245dbb1f17c4fe1b060ab0629943e7d5e0a5df',
 }
 
 deps = {