targets/opencl: Add LLVMFrontendOpenMP library as a dependency.
Fix link failure since llvm-10 commit eb3e81f43f01 ("[OpenMP][NFCI] Introduce llvm/IR/OpenMPConstants.h").
Signed-off-by: Vinson Lee vlee@freedesktop.org
Fix link failure since llvm-10 commit eb3e81f43f01 ("[OpenMP][NFCI] Introduce llvm/IR/OpenMPConstants.h").
Signed-off-by: Vinson Lee vlee@freedesktop.org