Update DevTools DEPS.
Update DevTools DEPS.

Rolling buildtools/linux64: git_revision:dfd036f3be5422c7b61cf16369bde28b3a8cccc8..git_revision:7b23bd91f996722e5e55e0ccf0c80c0a984efca5

Rolling third_party/depot_tools: https://chromium.googlesource.com/chromium/tools/depot_tools/+log/e77e3c8..f9be70c

TBR=machenbach@chromium.org,liviurau@chromium.org

Bug: none
Change-Id: I0b3ad35143e7bd822302e33d69621392048c5109
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2879592
Reviewed-by: Devtools Autoroller <075cca983f8f93eec1be8cf9702f03e09507e730@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Devtools Autoroller <075cca983f8f93eec1be8cf9702f03e09507e730@chops-service-accounts.iam.gserviceaccount.com>

ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend