Revert "Update V8 DEPS."

This reverts commit a8451683.

Reason for revert: Breaks TSAN builds and closes the tree, see https://bugs.chromium.org/p/v8/issues/detail?id=11333

Original change's description:
> Update V8 DEPS.
>
> Rolling v8/build: https://chromium.googlesource.com/chromium/src/build/+log/43dd249..781f002
>
> Rolling v8/third_party/catapult: https://chromium.googlesource.com/catapult/+log/cf567b6..d168442
>
> Rolling v8/third_party/depot_tools: https://chromium.googlesource.com/chromium/tools/depot_tools/+log/dabd965..c3c15a1
>
> Rolling v8/tools/clang: https://chromium.googlesource.com/chromium/src/tools/clang/+log/ba4ee03..683dad6
>
> TBR=machenbach@chromium.org,tmrts@chromium.org,v8-waterfall-sheriff@grotations.appspotmail.com
>
> Change-Id: I8c66185943738477e595672ba7d9efa243d062d3
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2638915
> Reviewed-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@{#72181}

TBR=machenbach@chromium.org,v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com,tmrts@chromium.org,v8-waterfall-sheriff@grotations.appspotmail.com

Change-Id: If5905806b9cd0c8e033df8554edd9e01bca29e30
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2639755Reviewed-by: Maya Lekova <mslekova@chromium.org>
Commit-Queue: Maya Lekova <mslekova@chromium.org>
Cr-Commit-Position: refs/heads/master@{#72182}

DEPS

@@ -88,9 +88,9 @@ vars = {
 
 deps = {
   'build':
-    Var('chromium_url') + '/chromium/src/build.git' + '@' + '781f0025b9b62fcdfcf066e3fc320841405e3e3a',
+    Var('chromium_url') + '/chromium/src/build.git' + '@' + '43dd2496951592fa103e98c29e69e1d3d1da18b7',
   'third_party/depot_tools':
-    Var('chromium_url') + '/chromium/tools/depot_tools.git' + '@' + 'c3c15a1f6b7113ab55326d037f254940a75b8a7b',
+    Var('chromium_url') + '/chromium/tools/depot_tools.git' + '@' + 'dabd9655278a9ba3ce753496cd4f6c4b17f5d779',
   'third_party/icu':
     Var('chromium_url') + '/chromium/deps/icu.git' + '@' + '899e18383fd732b47e6978db2b960a1b2a80179b',
   'third_party/instrumented_libraries':
@@ -184,7 +184,7 @@ deps = {
       'dep_type': 'cipd',
   },
   'third_party/catapult': {
-    'url': Var('chromium_url') + '/catapult.git' + '@' + 'd1684427cdca83934f3ba973d40cea71a851f2c7',
+    'url': Var('chromium_url') + '/catapult.git' + '@' + 'cf567b6b961687e00cdc2ded7bcb4fc72379fa59',
     'condition': 'checkout_android',
   },
   'third_party/colorama/src': {
@@ -256,7 +256,7 @@ deps = {
       'dep_type': 'cipd',
   },
   'tools/clang':
-    Var('chromium_url') + '/chromium/src/tools/clang.git' + '@' + '683dad6035f2348869736d1d44471825b7bc6766',
+    Var('chromium_url') + '/chromium/src/tools/clang.git' + '@' + 'ba4ee034259cf7136e6384ab8bee05a5d6d14d9a',
   'tools/luci-go': {
       'packages': [
         {