This CL adds -Wno-deprecated-copy to the CLang compile options, to
avoid multiple errors with Fuchsia's Clang toolchain.

Also updates the package name used to access Fuchsia libaries from
FuchsiaSdk to FuchsiaLibraries. This reflects changes performed in
https://fuchsia-review.googlesource.com/c/fuchsia/+/379673/

Bug: None
Change-Id: Ie97a69a2bd9adaa043b3be2abdbf2e8a6dcd1936
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/44017
Presubmit-Ready: David Turner <digit@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Reviewed-by: Antonio Maiorano <amaiorano@google.com>
Tested-by: David Turner <digit@google.com>