[improve] change RoutingMode default from UseSinglePartition to RoundRobinDistribution #963

Job	Run time
Formatting Check	1m 40s
Run unit tests	22m 44s
Build the Wireshark dissector (ubuntu-latest)	2m 36s
Lint	29m 38s
Build CPP Client on Windows x86	32m 6s
Build CPP Client on Windows x64	33m 46s
Build with the C++20 standard	5m 41s
Build Deb x86_64	11m 32s
Build RPM x86_64	12m 2s
Build Alpine x86_64	15m 41s
Build CPP Client on macOS with static dependencies	6m 54s
Check Completion	3s
	2h 54m 23s

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