Fix crash when two transports use colliding port ranges #4838

Job	Run time
ci (ubuntu-20.04, 18, gcc, g++, Release)	6m 56s
ci (ubuntu-20.04, 18, gcc, g++, Debug)	8m 21s
ci (ubuntu-22.04, 20, gcc, g++, Release)	6m 11s
ci (ubuntu-22.04, 20, gcc, g++, Debug)	7m 36s
ci (ubuntu-22.04, 22, gcc, g++, Release)	6m 3s
ci (ubuntu-22.04, 22, gcc, g++, Debug)	5m 25s
ci (ubuntu-24.04, 22, gcc, g++, -Db_sanitize=address, Release)	9m 3s
ci (ubuntu-24.04, 22, gcc, g++, -Db_sanitize=address, Debug)	8m 30s
ci (ubuntu-24.04, 22, clang, clang++, -Db_sanitize=undefined, Release)	9m 50s
ci (ubuntu-24.04, 22, clang, clang++, -Db_sanitize=undefined, Debug)	7m 16s
ci (ubuntu-24.04, 22, gcc, g++, -Db_sanitize=thread, Release)	7m 27s
ci (ubuntu-24.04, 22, gcc, g++, -Db_sanitize=thread, Debug)	6m 30s
ci (macos-13, 18, clang, clang++, Release)	8m 55s
ci (macos-13, 18, clang, clang++, Debug)	6m 29s
ci (macos-14, 20, clang, clang++, Release)	6m 16s
ci (macos-14, 20, clang, clang++, Debug)	4m 9s
ci (macos-15, 22, clang, clang++, Release)	6m 21s
ci (macos-15, 22, clang, clang++, Debug)	5m 52s
ci (windows-2022, 20, cl, cl, Release)	9m 13s
ci (windows-2022, 20, cl, cl, Debug)	8m 35s
ci (windows-2022, 22, cl, cl, Release)	9m 10s
ci (windows-2022, 22, cl, cl, Debug)	8m 40s
	2h 42m 48s

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