[clang] [Serialization] No transitive identifier change (PR #92085)

[Chuanqi Xu via cfe-commits]

ChuanqiXu9 wrote:

@jansvoboda11 ping~ I hope we can land the series of the patches in 2 weeks to give more baking times for them

https://github.com/llvm/llvm-project/pull/92085