lookup libbz2 not by filename but by library name
lookup libbz2 not by filename but by library name

Hello,

I'm using Arch Linux and `libbz2` is installed as a shared object. 

`target_link_libraries` can find libraries with their name. So I updated it to use a name instead of full archive file.

Thank you
NXPmicro/mfgtools,NXPmicro/mfgtools,NXPmicro/mfgtools