migrate_iptrunk: optical checks

Optical checks split into 2 parts now:

• PRE
• POST Hence 2 different functions for pre and post with diff args.

gso/workflows/iptrunk/migrate_iptrunk.py

@@ -223,10 +223,7 @@ def calculate_old_side_data(subscription: Iptrunk, replace_index: int) -> State:
 
 
 @step("Check Optical PRE levels on the trunk endpoint")
-def check_ip_trunk_optical_levels_pre(
-    subscription: Iptrunk,
-    callback_route: str,
-) -> State:
+def check_ip_trunk_optical_levels_pre(subscription: Iptrunk, callback_route: str) -> State:
     """Check Optical PRE levels on the trunk."""
     extra_vars = {"wfo_ip_trunk_json": json.loads(json_dumps(subscription)), "check": "optical_pre"}