Bump the C++ standard to 17 #996

Job	Run time
Formatting Check	1m 38s
Lint	26m 47s
Run unit tests	21m 59s
Build the Wireshark dissector (ubuntu-latest)	37s
Build CPP Client on Windows x86	30m 1s
Build CPP Client on Windows x64	15m 30s
Build RPM x86_64	32s
Build Alpine x86_64	29s
Build with the C++20 standard	6m 21s
Build CPP Client on macOS with static dependencies	7m 43s
Build Deb x86_64	25s
Check Completion	0s
Formatting Check	1m 38s
Run unit tests	21m 59s
Build Deb x86_64	10m 23s
Build Alpine x86_64	15m 23s
Build RPM x86_64	9m 54s
Build the Wireshark dissector (ubuntu-latest)	37s
Build with the C++20 standard	6m 21s
Build CPP Client on Windows x86	30m 1s
Build CPP Client on Windows x64	15m 30s
Lint	26m 47s
Build CPP Client on macOS with static dependencies	7m 43s
Check Completion	2s
	4h 18m 20s

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