[gcc(refs/vendors/riscv/heads/gcc-14-with-riscv-opts)] RISC-V: Move amo tests into subfolder

https://gcc.gnu.org/g:b50ec91dea8865486e3c849569353fb09c762e44 commit b50ec91dea8865486e3c849569353fb09c762e44 Author: Patrick O'Neill Date: Mon Jun 10 16:32:11 2024 -0700 RISC-V: Move amo tests into subfolder There's a large number of atomic related testcases in the riscv folder.

[gcc(refs/vendors/riscv/heads/gcc-14-with-riscv-opts)] RISC-V: Move amo tests into subfolder

https://gcc.gnu.org/g:9f9724b6a33d39b32d484e4eabe14097a412320c commit 9f9724b6a33d39b32d484e4eabe14097a412320c Author: Patrick O'Neill Date: Mon Jun 10 16:32:11 2024 -0700 RISC-V: Move amo tests into subfolder There's a large number of atomic related testcases in the riscv folder.