Roll src/third_party/cros_system_api/ 642f74bf3..11ce1d136 (3 commits)

https://chromium.googlesource.com/chromiumos/platform2/system_api.git/+log/642f74bf3abe..11ce1d136747

$ git log 642f74bf3..11ce1d136 --date=short --no-merges --format='%ad %ae %s'
2020-11-11 hardikgoyal cryptohome: add AuthSession and unguessable token to identify it
2020-11-25 niwa cryptohome: Implement SetProjectId()
2020-05-29 xzhou system_api: add security key challenge response messages.

Created with:
  roll-dep src/third_party/cros_system_api

Change-Id: I23eba9ae7490a19446261e5fc53892eb4802356d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2583582
Commit-Queue: Satoshi Niwa <niwa@chromium.org>
Commit-Queue: Ryo Hashimoto <hashimoto@chromium.org>
Auto-Submit: Satoshi Niwa <niwa@chromium.org>
Reviewed-by: Ryo Hashimoto <hashimoto@chromium.org>
Cr-Commit-Position: refs/heads/master@{#835540}

DEPS

@@ -913,7 +913,7 @@ deps = {
 
   # For Linux and Chromium OS.
   'src/third_party/cros_system_api': {
-      'url': Var('chromium_git') + '/chromiumos/platform2/system_api.git' + '@' + '642f74bf3abe12d19b681fa85a44f1a74d59f9b2',
+      'url': Var('chromium_git') + '/chromiumos/platform2/system_api.git' + '@' + '11ce1d136747ef4a89e34dc17da7446235192b78',
       'condition': 'checkout_linux',
   },