Fix -llibzenohc in generated zenohc.pc

[valgur]

Removes the invalid lib prefix from the library name.

The generated zenohc.pc currently looks like:

prefix=/home/martin/.conan2/p/b/zenoh51dc992dc8130/p

Name: zenohc
Description: The C bindings for Zenoh
URL: https://github.com/eclipse-zenoh/zenoh-c
Version: 0.10.1.1
Cflags: -I${prefix}/include
Libs: -L${prefix}/lib -llibzenohc

[eclipse-zenoh-bot]

@valgur If this pull request contains a bugfix or a new feature, then please consider using Closes #ISSUE-NUMBER syntax to link it to an issue.

[valgur]

I signed the ECA.

[valgur]

Also, install(FILES ${dylib_path} DESTINATION ${CMAKE_INSTALL_LIBDIR} CONFIGURATIONS ${configurations}) should point to bin/ on Windows instead of lib/ for Windows.

[traversaro]

Also, install(FILES ${dylib_path} DESTINATION ${CMAKE_INSTALL_LIBDIR} CONFIGURATIONS ${configurations}) should point to bin/ on Windows instead of lib/ for Windows.

Modification proposed in #471 .