getaddrinfo: Add host info in the debug log messages

[fredyw]

This PR adds the host information in the debug log messages to make debugging easier.

Risk Level: low (updating debug log messages only) Testing: n/a Docs Changes: n/a Release Notes: n/a Platform Specific Features: n/a

[repokitteh-read-only[bot]]

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Please mark your PR as ready when you want it to be reviewed!

:cat:

Caused by: https://github.com/envoyproxy/envoy/pull/34064 was opened by fredyw.

see: more, trace.

[fredyw]

/assign @alyssawilk