Update V8 DEPS.

Rolling v8/build: https://chromium.googlesource.com/chromium/src/build/+log/bf3630f..5396a95

R=v8-waterfall-sheriff@grotations.appspotmail.com,mtv-sf-v8-sheriff@grotations.appspotmail.com

Change-Id: I47fe64a50a3fc9ec67308d09cce095811816aea3
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3356042
Commit-Queue: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Bot-Commit: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#78443}

DEPS

@@ -83,7 +83,7 @@ deps = {
   'base/trace_event/common':
     Var('chromium_url') + '/chromium/src/base/trace_event/common.git' + '@' + '7f36dbc19d31e2aad895c60261ca8f726442bfbb',
   'build':
-    Var('chromium_url') + '/chromium/src/build.git' + '@' + 'bf3630f86cce828cad08ae4436d81986821f6179',
+    Var('chromium_url') + '/chromium/src/build.git' + '@' + '5396a95e1197928c20cff852b6fea3bf3ccd2f4e',
   'buildtools':
     Var('chromium_url') + '/chromium/src/buildtools.git' + '@' + 'd7bdd6f0386aaf20cd00a01d499e8ce1cbf6063e',
   'buildtools/clang_format/script':