Randomly linked riscv64 kernels built with clang/lld-16 hang too often

Randomly linked riscv64 kernels built with clang/lld-16 hang too often

Use cat instead of sort -R to disable random relinking for now, until we
find the culprit.  For whoever interested, using cat or sort avoids the
problem but using sort -r makes it 100% reproducible in my tests.

Suggested by deraadt@