Update DevTools DEPS (trusted)

Rolling third_party/depot_tools: https://chromium.googlesource.com/chromium/tools/depot_tools/+log/e68bbfc..c9fe205

Roll created at https://cr-buildbucket.appspot.com/build/8713537605031236705

Bug: none
Change-Id: Ia61b8ade32702bd8bd677afeb9686a593e931944
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6601573
Commit-Queue: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Bot-Commit: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>

Author: devtools-ci-autoroll-builder

DEPS

@@ -18,7 +18,7 @@ vars = {
   'buildtools_revision': 'c618f33e12ddc6f53c21271e7b44ddef3ec44de3',
 
   'depot_tools_url': 'https://chromium.googlesource.com/chromium/tools/depot_tools.git',
-  'depot_tools_revision': 'e68bbfc57229f6c1e366f456b92f25a7a2473c37',
+  'depot_tools_revision': 'c9fe205c6677257b8d332737562d9146432d5a6e',
 
   'inspector_protocol_url': 'https://chromium.googlesource.com/deps/inspector_protocol',
   'inspector_protocol_revision': '6d1ae0f13aae6ad381ca31b17b88a0f5af29ca94',