Update setup_petal_swarm.py

setup_petal_swarm.py

@@ -6,7 +6,7 @@ import time
 def install_dependencies():
     try:
         print("Installing Petals...")
-        subprocess.check_call([sys.executable, "-m", "pip", "install", "--user", "git+https://github.com/bigscience-workshop/petals"])
+        subprocess.check_call([sys.executable, "sudo", "-H", "pip", "install", "--user", "git+https://github.com/bigscience-workshop/petals"])
         print("Petals installation successful.")
     except subprocess.CalledProcessError:
         print("Error during Petals installation.")