Sync Reverse Offload Scripts (#52)

* Sync Reverse Offload scripts
- Disable IPC unit tests when IPC is not available in the rocSHMEM configuration

* Added missing ptr in ipc_policy

[ROCm/rocshmem commit: 3428957de9]

projects/rocshmem/src/ipc_policy.hpp

@@ -125,6 +125,8 @@ class IpcOffImpl {
 
   char **ipc_bases{nullptr};
 
+  int *pes_with_ipc_avail{nullptr};
+
   __host__ void ipcHostInit(int my_pe, const HEAP_BASES_T &heap_bases,
                             MPI_Comm thread_comm) {}