community/llvm-runtimes: enable sanitizers for riscv64
This enable sanitizers with clang for riscv64, fixes issue #16011
After this PR I can successfully run programs compiled with clang -fsanitize=undefined,address
This enable sanitizers with clang for riscv64, fixes issue #16011
After this PR I can successfully run programs compiled with clang -fsanitize=undefined,address