[Intl] Roll ICU to 2823bdd7 from 407b393

 https://chromium.googlesource.com/chromium/deps/icu.git/+log/407b393..2823bdd7
 https://chromium-review.googlesource.com/c/chromium/src/+/1373009

The following change includes:

  2823bdd7 Fix crash of new Intl.DateTimeFormat("ja-u-tz-uslax")

Test: v8: intl/regress-8469
Bug: v8:8469

Change-Id: I349402026744cce44269a7ef5a3c6e416a8d9ff6
Reviewed-on: https://chromium-review.googlesource.com/c/1372073
Commit-Queue: Frank Tang <ftang@chromium.org>
Reviewed-by: Sathya Gunasekaran <gsathya@chromium.org>
Reviewed-by: Jungshik Shin <jshin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58202}

DEPS

@@ -20,7 +20,7 @@ deps = {
   'v8/third_party/depot_tools':
     Var('chromium_url') + '/chromium/tools/depot_tools.git' + '@' + 'e760411960621d405a9d0a90f248a8c2a23fda63',
   'v8/third_party/icu':
-    Var('chromium_url') + '/chromium/deps/icu.git' + '@' + '407b39301e71006b68bd38e770f35d32398a7b14',
+    Var('chromium_url') + '/chromium/deps/icu.git' + '@' + '2823bdd7ed9022fafa0c3443ffde90e522d92b52',
   'v8/third_party/instrumented_libraries':
     Var('chromium_url') + '/chromium/src/third_party/instrumented_libraries.git' + '@' + 'a959e4f0cb643003f2d75d179cede449979e3e77',
   'v8/buildtools':

test/intl/intl.status

@@ -29,9 +29,6 @@
 [ALWAYS, {
   # TODO(jochen): The following test is flaky.
   'overrides/caching': [PASS, FAIL],
-
-  # https://crbug.com/v8/8469
-  'regress-8469': [FAIL],
 }],  # ALWAYS
 
 ['variant == no_wasm_traps', {