[3.13] gh-121201: Disable perf_trampoline on riscv64 for now (GH-121328) (#121336)

gh-121201: Disable perf_trampoline on riscv64 for now (GH-121328)

Disable perf_trampoline on riscv64 for now

Until support is added in perf_jit_trampoline.c

gh-120089 was incomplete.
(cherry picked from commit ca2e8765009d0d3eb9fe6c75465825c50808f4dd)

Co-authored-by: Stefano Rivera <stefano@rivera.za.net>