[lldb] [llvm] [lldb][Process/FreeBSDKernel] Print unread message buffer on start (PR #178027)

[David Spickett via llvm-commits]

https://github.com/DavidSpickett commented:

I don't care whether the message is printed all the time or not, but the code and documentation need to be consistent with whatever you choose to do.

https://github.com/llvm/llvm-project/pull/178027