Fix crash due to asio object lifetime and thread safety issue #1103

Job	Run time
Formatting Check	1m 24s
Lint	22m 31s
Build the Wireshark dissector (ubuntu-latest)	35s
Run unit tests	16m 2s
Build CPP Client on Windows x86	15m 39s
Build CPP Client on Windows x64	18m 21s
Build Alpine x86_64	28m 34s
Build RPM x86_64	18m 2s
Build CPP Client on macOS with static dependencies	1m 27s
Build Deb x86_64	21m 6s
Build with the C++20 standard	5m 49s
Check Completion	3s
	2h 29m 33s

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