fix: remove extra blank line to pass flake8 E303 check

Removed extraneous blank line after conndata() try/except block
that was left during code relocation. Fixes E303 linting error.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01DEimzMv4Q5EjFg3hoiZ69T

hbd/server/udp.py

@@ -482,7 +482,6 @@ def handle_datagram(msg: dict, addr, transport, ctx: dict):
             print("conndata failed: %s" % e)
         return
 
-
     if res:
         eventlog(uname, "WARNING", res)
         if host.watched: