[CMake] Add install target for LLVMFuzzer

This allows including LLVMFuzzer as distribution component.

Differential Revision: https://reviews.llvm.org/D36540

git-svn-id: svn://svn.chromium.org/llvm-project/llvm/trunk/lib/Fuzzer@310897 0b72dbe1-c17f-4bc7-b9db-2b4152be0356
1 file changed