Update V8 DEPS.

Rolling v8/third_party/catapult: https://chromium.googlesource.com/catapult/+log/aee17a9..755a485

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

Change-Id: I501229bc239cb2f9a26996249daa998f6a0c1e32
Reviewed-on: https://chromium-review.googlesource.com/768447Reviewed-by: v8 autoroll <v8-autoroll@chromium.org>
Commit-Queue: v8 autoroll <v8-autoroll@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49338}

DEPS

@@ -25,7 +25,7 @@ deps = {
     'condition': 'checkout_android',
   },
   'v8/third_party/catapult': {
-    'url': Var('chromium_url') + '/catapult.git' + '@' + 'aee17a9d0e6d96d481d144a841966041c66ec510',
+    'url': Var('chromium_url') + '/catapult.git' + '@' + '755a485cfb8a6e9010cdcf106933236aad114832',
     'condition': 'checkout_android',
   },
   'v8/third_party/colorama/src': {