Refactor LoRAServerSocket initialization for improved readability

- Reformatted the constructor of the `LoRAServerSocket` class to enhance clarity by using multi-line argument definitions.
- Updated the `lora_contributor_sample_script.py` for consistent formatting of the `LoRAServerSocket` instantiation.

Author: mdvillagra

src/scripts/lora_contributor_sample_script.py

@@ -16,7 +16,9 @@ def main():
 
     stop_event = threading.Event()
     server_obj = LoRAServer(args.base_model, args.lora_model_id, args.out_dir)
-    t = LoRAServerSocket(args.host, args.port_a, server_obj, stop_event, stop_timeout=1.0)
+    t = LoRAServerSocket(
+        args.host, args.port_a, server_obj, stop_event, stop_timeout=1.0
+    )
     t.start()
 
     try:

src/zklora/lora_contributor_mpi/__init__.py

@@ -115,7 +115,14 @@ def finalize_proofs_and_collect(self):
 
 
 class LoRAServerSocket(threading.Thread):
-    def __init__(self, host, port, lora_server: LoRAServer, stop_event, stop_timeout: float = 1200.0):
+    def __init__(
+        self,
+        host,
+        port,
+        lora_server: LoRAServer,
+        stop_event,
+        stop_timeout: float = 1200.0,
+    ):
         super().__init__()
         self.host = host
         self.port = port