Roll SK Tool from b32ce543bca1 to 15fb7caa7aea

https://skia.googlesource.com/buildbot.git/+log/b32ce543bca1..15fb7caa7aea

2023-06-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Skia Infra CIPD packages from d044984a01de to b32ce543bca1 (29 revisions)

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 kjlubick@google.com,skiabot@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Skia: https://bugs.chromium.org/p/skia/issues/entry

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/main/autoroll/README.md

Tbr: kjlubick@google.com
Change-Id: I178627758cc2e33aec636dd60b5c2df161f7c0a3
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/713540
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Bot-Commit: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 802b2bb..640f531 100644
--- a/DEPS
+++ b/DEPS
@@ -4,7 +4,7 @@
   # 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:b32ce543bca1db55a6707af1fbf9a71ffaf49af7',
+  'sk_tool_revision': 'git_revision:15fb7caa7aea68961e4b685be0e28d3b220238bc',
 
   # ninja CIPD package version.
   # https://chrome-infra-packages.appspot.com/p/infra/3pp/tools/ninja