ssl: support IO-like object as the underlying transport #994

Job	Run time	Billable time
openssl-1.0.2u	1m 56s	0s
openssl-1.1.0l	1m 32s	0s
openssl-1.1.1w	1m 44s	0s
openssl-3.0.13	2m 50s	0s
openssl-3.1.5	3m 2s	0s
openssl-3.2.1	3m 24s	0s
libressl-3.1.5	2m 12s	0s
libressl-3.2.7	2m 28s	0s
libressl-3.3.6	2m 16s	0s
libressl-3.4.3	2m 19s	0s
libressl-3.5.3	2m 21s	0s
libressl-3.6.3	2m 18s	0s
libressl-3.7.3	2m 19s	0s
libressl-3.8.2	2m 16s	0s
openssl-3.0.13 fips	2m 56s	0s
openssl-3.1.5 fips	2m 55s	0s
openssl-3.2.1 fips	3m 8s	0s
openssl-head	3m 34s	0s
openssl-head fips	3m 20s	0s
openssl-head no-legacy	3m 20s	0s
ruby-versions / Generate Ruby versions	5s	0s
ubuntu-22.04 2.7	38s	0s
ubuntu-22.04 3.0	55s	0s
ubuntu-22.04 3.1	1m 2s	0s
ubuntu-22.04 3.2	58s	0s
ubuntu-22.04 3.3	57s	0s
ubuntu-22.04 head	59s	0s
ubuntu-22.04 truffleruby	1m 1s	0s
ubuntu-22.04 truffleruby-head	1m 8s	0s
ubuntu-20.04 2.7	35s	0s
ubuntu-20.04 3.0	54s	0s
ubuntu-20.04 3.1	58s	0s
ubuntu-20.04 3.2	54s	0s
ubuntu-20.04 3.3	56s	0s
ubuntu-20.04 head	53s	0s
ubuntu-20.04 truffleruby-head	1m 6s	0s
macos-latest 2.7	1m 1s	0s
macos-latest 3.0	52s	0s
macos-latest 3.1	1m 15s	0s
macos-latest 3.2	1m 7s	0s
macos-latest 3.3	1m 3s	0s
macos-latest head	1m 0s	0s
macos-latest truffleruby-head	1m 41s	0s
windows-latest 2.7	4m 20s	0s
windows-latest 3.0	5m 14s	0s
windows-latest 3.1	4m 50s	0s
windows-latest 3.2	4m 36s	0s
windows-latest 3.3	4m 38s	0s
windows-latest ucrt	4m 3s	0s
windows-latest mswin	3m 3s	0s
	1h 44m 52s	0s

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