Fix Boost source code download failure #686

Job	Run time
Build with the C++20 standard	5m 31s
Build the Wireshark dissector (ubuntu-20.04)	29s
Run unit tests	16m 50s
Build the Wireshark dissector (macos-12)	1m 25s
Build CPP Client on macOS	8m 32s
Build CPP Client on Windows x64	15m 12s
Build RPM x86_64	10m 16s
Build CPP Client on Windows x86	12m 20s
Build CPP Client on macOS with static dependencies	7m 22s
Build Deb x86_64	10m 33s
Build Alpine x86_64	2m 52s
Check Completion	1s
	1h 31m 23s

Provide feedback