Update DevTools DEPS (trusted)

Rolling buildtools: https://chromium.googlesource.com/chromium/src/buildtools/+log/648cc69..b248db9

Rolling third_party/depot_tools: https://chromium.googlesource.com/chromium/tools/depot_tools/+log/deb5575..e5159ab

Roll created at https://cr-buildbucket.appspot.com/build/8721815901127126785

Bug: none
Change-Id: Ic650f4b477dee81acf7dd5b46785327c96233a8f
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6305970
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

@@ -15,10 +15,10 @@ vars = {
   'build_revision': 'e13953ced04ed05f45aa3c961bd6d802aced74ec',
 
   'buildtools_url': 'https://chromium.googlesource.com/chromium/src/buildtools.git',
-  'buildtools_revision': '648cc69690f7344e569d1b26f69c7f278e71051f',
+  'buildtools_revision': 'b248db940ef3dd7e5f4694ebf4d8a3f67aa0086d',
 
   'depot_tools_url': 'https://chromium.googlesource.com/chromium/tools/depot_tools.git',
-  'depot_tools_revision': 'deb5575fbdc5b3f7cdd0a0aaed73b1f43af39eab',
+  'depot_tools_revision': 'e5159abea6bc8d185535c4439144b277f3163ca0',
 
   'inspector_protocol_url': 'https://chromium.googlesource.com/deps/inspector_protocol',
   'inspector_protocol_revision': '940abfc668be2591483f7132145593c6a047f3cf',