Update DevTools DEPS (trusted)

Rolling build: https://chromium.googlesource.com/chromium/src/build/+log/0ef8e99..6e4b95e

Rolling buildtools: https://chromium.googlesource.com/chromium/src/buildtools/+log/88979f2..863e50e

Rolling third_party/depot_tools: https://chromium.googlesource.com/chromium/tools/depot_tools/+log/719139c..06029eb

Roll created at https://cr-buildbucket.appspot.com/build/8728882466142300577

Bug: none
Change-Id: I24ba5e3a1823d85be98ea913e06cdc548b9d586f
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6084625
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

@@ -12,13 +12,13 @@ vars = {
   'build_with_chromium': False,
 
   'build_url': 'https://chromium.googlesource.com/chromium/src/build.git',
-  'build_revision': '0ef8e9923960a137ba5e7bfdc000d5b6504b9064',
+  'build_revision': '6e4b95ef814299caa22699b5eea6900c20319c11',
 
   'buildtools_url': 'https://chromium.googlesource.com/chromium/src/buildtools.git',
-  'buildtools_revision': '88979f294759f29f90a239fc0c0d81f6012ac31c',
+  'buildtools_revision': '863e50ee3cc844e4b3af41d415dce9b103d21a03',
 
   'depot_tools_url': 'https://chromium.googlesource.com/chromium/tools/depot_tools.git',
-  'depot_tools_revision': '719139c30a4a51ee83554d563e8a46411756a57c',
+  'depot_tools_revision': '06029eb98c920d658515925dd47aa81c85bf259a',
 
   'inspector_protocol_url': 'https://chromium.googlesource.com/deps/inspector_protocol',
   'inspector_protocol_revision': '69d69ddf3aa698b171886551a4a672c5af1ad902',