Live capture: increase modularity #130

Job	Run time
Build (ubuntu-latest, wireshark-4.2.6)	10m 6s
Build (ubuntu-latest, wireshark-4.4.0)	10m 38s
Build (macos-14, wireshark-4.2.6)	6m 17s
Build (macos-14, wireshark-4.4.0)	8m 29s
Build (macos-13, wireshark-4.2.6)	17m 29s
Build (macos-13, wireshark-4.4.0)	23m 33s
Build (windows-latest, wireshark-4.2.6)	14m 15s
Build (windows-latest, wireshark-4.4.0)	14m 5s
Build (ubuntu-latest, wireshark-3.6.2)	16m 46s
Build (ubuntu-latest, wireshark-4.2.2)	10m 30s
	2h 12m 8s

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