Add quic_packet_header_info() to extract cid related info from quic packets

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 95.26%. Comparing base (9048ad5) to head (793d892).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #333 +/- ## ======================================== Coverage 95.26% 95.26% ======================================== Files 50 50 Lines 33632 33663 +31 ======================================== + Hits 32038 32069 +31 Misses 1594 1594 ```

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