[BUILD] Fix unsupported arguments in generator (#1519)

* Fix unsupported arguments in generator

* Get ROCM_PATH as env variable

[ROCm/rccl commit: 5804603632]

projects/rccl/src/device/generate.py

@@ -137,7 +137,9 @@ def calc_unroll_for_local_arch():
   if not is_local_arch_only: 
     return
 
-  res = subprocess.run(['rocminfo'], capture_output=True, text=True)
+  rocminfo_path = os.environ.get('ROCM_PATH') + "/bin/rocminfo"
+
+  res = subprocess.run([rocminfo_path], stdout=subprocess.PIPE, universal_newlines=True)
   rocminfo_output = res.stdout
   
   # Parse rocminfo binary output