Update V8 DEPS.

Rolling v8/build: https://chromium.googlesource.com/chromium/src/build/+log/25da366..797e96a

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

Change-Id: I22128e2371951c6d854519fade9664ca1a0762ed
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2059592Reviewed-by: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#66280}

DEPS

@@ -72,7 +72,7 @@ vars = {
 
 deps = {
   'v8/build':
-    Var('chromium_url') + '/chromium/src/build.git' + '@' + '25da366fa1c558248cece27d0c2f5c19263fce25',
+    Var('chromium_url') + '/chromium/src/build.git' + '@' + '797e96a32d674b12fa86fe5e8cfaebde01c67072',
   'v8/third_party/depot_tools':
     Var('chromium_url') + '/chromium/tools/depot_tools.git' + '@' + '851532894fe976bfe62e6c3ba15de4904c6f3121',
   'v8/third_party/icu':