Wrapped connection_error_called by socket's strand. #1371

Job	Run time
linux (0)	13m 46s
macos (-DMQTT_TEST_1=ON -DMQTT_TEST_2=ON -DMQTT_TEST_3=OFF -DMQTT_TEST_4=OFF -DMQTT_TEST_5=OFF ...	23m 34s
linux (1)	26m 44s
macos (-DMQTT_TEST_1=OFF -DMQTT_TEST_2=OFF -DMQTT_TEST_3=ON -DMQTT_TEST_4=ON -DMQTT_TEST_5=OFF ...	10m 2s
linux (2)	14m 27s
macos (-DMQTT_TEST_1=ON -DMQTT_TEST_2=OFF -DMQTT_TEST_3=OFF -DMQTT_TEST_4=OFF -DMQTT_TEST_5=ON ...	4m 50s
linux (3)	21m 49s
macos (-DMQTT_TEST_1=OFF -DMQTT_TEST_2=OFF -DMQTT_TEST_3=OFF -DMQTT_TEST_4=OFF -DMQTT_TEST_5=OFF ...	5m 15s
linux (4)	33m 24s
macos (-DMQTT_TEST_1=OFF -DMQTT_TEST_2=OFF -DMQTT_TEST_3=OFF -DMQTT_TEST_4=OFF -DMQTT_TEST_5=OFF ...	3m 32s
linux (5)	30m 26s
linux (6)	36m 41s
linux (7)	31m 28s
	4h 15m 58s

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