Update V8 DEPS.

Rolling v8/third_party/icu to 94e4b770ce2f6065d4261d29c32683a6099b9d93

Rolling v8/tools/swarming_client to e4c0e242eeec361886ed2b89591a505ebe24db43

TBR=machenbach@chromium.org,vogelheim@chromium.org,hablich@chromium.org

Review URL: https://codereview.chromium.org/1383963002

Cr-Commit-Position: refs/heads/master@{#31062}

DEPS

@@ -10,11 +10,11 @@ deps = {
   "v8/build/gyp":
     Var("git_url") + "/external/gyp.git" + "@" + "01528c7244837168a1c80f06ff60fa5a9793c824",
   "v8/third_party/icu":
-    Var("git_url") + "/chromium/deps/icu.git" + "@" + "423fc7e1107fb08ccf007c4aeb76dcab8b2747c1",
+    Var("git_url") + "/chromium/deps/icu.git" + "@" + "94e4b770ce2f6065d4261d29c32683a6099b9d93",
   "v8/buildtools":
     Var("git_url") + "/chromium/buildtools.git" + "@" + "0c88009d5c50b9f21b6f8849db08abfb9eb29f1e",
   "v8/tools/swarming_client":
-    Var('git_url') + '/external/swarming.client.git' + '@' + "6e5d2b21f0ac98396cd736097a985346feed1328",
+    Var('git_url') + '/external/swarming.client.git' + '@' + "e4c0e242eeec361886ed2b89591a505ebe24db43",
   "v8/testing/gtest":
     Var("git_url") + "/external/googletest.git" + "@" + "9855a87157778d39b95eccfb201a9dc90f6d61c6",
   "v8/testing/gmock":