
For vendor passthru decorators, the "async" parameter is deprecated. This clarifies the messaging we emit (via logs and release notes), and adds a TODO so we don't forget to delete the "async" parameter in Stein cycle. This is a follow up to Change-Id: I6299aafd30faae9a93df2cb901c1505df47e6b45. Change-Id: I63ddf453584f4e7e8d2fa778ec50b8debcb86bf4 Task: 9289 Story: 1751306