[clang] [llvm] [libsycl][Driver] Move and rename the SYCL shared library (PR #188770)

[Michael Toguchi via cfe-commits]

mdtoguchi wrote:

> > As we are changing the library name that will be referenced at runtime of a built binary, how would resolution of the library for any existing binaries be handled? Produce a symbolic link? libsycl -> libLLVMSYCL?
> 
> Is that a concern at the current stage of upstreaming? AFAIU, we're not guaranteeing backward compatibility between builds yet.

No, not of concern with this specific PR, but looking into how it impacts other projects as it gets merged down the line.

https://github.com/llvm/llvm-project/pull/188770