Fix indentation issues in passive modules requires_capture_bus attribute

- Removed misplaced requires_capture_bus entries that broke indentation
- Added requires_capture_bus = True correctly after requires_root in all passive modules
- All passive modules now have valid Python syntax

modules/passive/host_discovery.py

@@ -35,6 +35,7 @@ class HostDiscovery(BaseModule):
     module_type = "passive"
     priority = 100
     requires_root = True
+    requires_capture_bus = True
 
     BATCH_SIZE = 200
     FLUSH_INTERVAL = 60
@@ -640,7 +641,6 @@ class HostDiscovery(BaseModule):
                 break
             parts.append(data[offset:offset + length].decode("utf-8", errors="replace"))
             offset += length
-    requires_capture_bus = True
 
         name = ".".join(parts) if parts else ""
         return (name, saved_offset if jumped else offset)