Roll SK Tool from 322ca33c3401 to dfcdab06d626

https://skia.googlesource.com/buildbot.git/+log/322ca33c3401..dfcdab06d626

2021-04-16 lovisolo@google.com [gold] Port various utility functions to TypeScript.
2021-04-16 borenet@google.com [autoroll] Remove waterfall -> emscripten-releases, add v8
2021-04-16 borenet@google.com Update CIPD Packages

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 jcgregorio@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: jcgregorio@google.com
Change-Id: I13b0c9c554398f2a7de6593552318908888ae5c1
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/397676
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 d86a4d1..9f7c75f 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:28a50e3888cbaf328a8db244636526ae70e0177c',
+  'sk_tool_revision': 'git_revision:dfcdab06d626ee1bb14ccd3e7f417ca45483e5a7',
 }
 
 deps = {