Feature
* feat: verify packet is not an older packet (112)
* feat: verfiy packet is not an older packet
* feat: move to function and fix tests
* chore: revise discard comment
* chore: revise discard comment
* chore: apply suggestions from code review
Co-authored-by: Ernst Klamer <e.klamergmail.com>
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Co-authored-by: Ernst Klamer <e.klamergmail.com> ([`113e49d`](https://github.com/Bluetooth-Devices/bthome-ble/commit/113e49df1460ea407202e5ca93ff170d6b813b75))