Alex Langford ebff12d675 [lldb][NFCI] Change return type of UnixSignals::GetSignalInfo
There's no reason for GetSignalInfo to return the signal name. All users
of this method only use the return value to determine if the method
succeeded in filling in the output parameters, so let's explicitly make
it a bool instead of a pointer.

Differential Revision: https://reviews.llvm.org/D158457
2023-08-22 10:54:06 -07:00
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