Update DevTools DEPS (trusted)

Rolling build: https://chromium.googlesource.com/chromium/src/build/+log/2ff13df..7ed11c6

Roll created at https://cr-buildbucket.appspot.com/build/8730026252109082337

Bug: none
Change-Id: I3673ee21cf5cbee63160fd7e76ace3be9ad0eba6
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6057088
Bot-Commit: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>

Author: devtools-ci-autoroll-builder

DEPS

@@ -12,7 +12,7 @@ vars = {
   'build_with_chromium': False,
 
   'build_url': 'https://chromium.googlesource.com/chromium/src/build.git',
-  'build_revision': '2ff13df24cfef1907be2e949d78515dfaa91ff35',
+  'build_revision': '7ed11c6746d2132fe5cf7aa4f7a606e8fabe7d44',
 
   'buildtools_url': 'https://chromium.googlesource.com/chromium/src/buildtools.git',
   'buildtools_revision': '9a87238031745c726cd12a673dcc0cda2d57186e',