Update V8 DEPS.

Rolling v8/build: https://chromium.googlesource.com/chromium/src/build/+log/dda89a8..47daaa3

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

Change-Id: I67a741acaa598961fee60c788f202cf23c3e3f0a
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3330906
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@{#78346}

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' + '@' + 'dda89a8a45269fa264f4aebea9425e1f54e2aeb3',
+    Var('chromium_url') + '/chromium/src/build.git' + '@' + '47daaa3cef1272beaf659b716322e136a84fa16a',
   'buildtools':
     Var('chromium_url') + '/chromium/src/buildtools.git' + '@' + '075dd7e22837a69189003e4fa84499acf63188cf',
   'buildtools/clang_format/script':