try to improve ssl version testing #217

Job	Run time
test-dependencies (phpxmlrpc/polyfill-xmlrpc)	1m 12s
test-dependencies (phpxmlrpc/extras)	1m 16s
test (8.4, ubuntu-24.04, 7)	7m 13s
test (8.1, ubuntu-22.04)	7m 9s
test (8.0, ubuntu-22.04)	7m 7s
test (8.3, ubuntu-22.04, 6)	7m 4s
test (7.4, ubuntu-24.04, true)	7m 40s
test (7.3, ubuntu-22.04)	7m 12s
test (8.2, ubuntu-22.04)	7m 7s
test (7.2, ubuntu-22.04)	6m 57s
test (7.1, ubuntu-22.04, 6)	7m 10s
test (5.4, ubuntu-22.04)	7m 23s
test (7.0, ubuntu-22.04)	7m 0s
test (5.6, ubuntu-22.04, 6)	7m 29s
test (5.5, ubuntu-22.04)	6m 50s
	1h 35m 49s

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