Update DevTools DEPS (trusted)

Rolling buildtools/linux64: git_revision:a156d0b1306b09bf676a72e345ca978ef6093d95..git_revision:fb3b73df3c0d2ad7f41ebc91c6905e90dcb518ba

Rolling buildtools/mac: git_revision:a156d0b1306b09bf676a72e345ca978ef6093d95..git_revision:fb3b73df3c0d2ad7f41ebc91c6905e90dcb518ba

Rolling buildtools/win: git_revision:a156d0b1306b09bf676a72e345ca978ef6093d95..git_revision:fb3b73df3c0d2ad7f41ebc91c6905e90dcb518ba

Roll created at https://cr-buildbucket.appspot.com/build/8697354721849030849

Bug: none
Change-Id: I21b609cbfb961f94216f831597a9248d59756617
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/7196940
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

@@ -32,7 +32,7 @@ vars = {
   'emscripten_tag': 'ade9d780ff17c88d81aa13860361743e3c1e1396',
 
   # GN CIPD package version.
-  'gn_version': 'git_revision:a156d0b1306b09bf676a72e345ca978ef6093d95',
+  'gn_version': 'git_revision:fb3b73df3c0d2ad7f41ebc91c6905e90dcb518ba',
 
   'cmake_version': 'version:[email protected]',