Returns keysize in bits #897

Job	Run time
openssl-1.0.2u	2m 28s
openssl-1.1.0l	1m 30s
openssl-1.1.1w	2m 22s
openssl-3.0.12	2m 51s
openssl-3.1.4	2m 54s
libressl-3.1.5	3m 36s
libressl-3.2.7	2m 21s
libressl-3.3.6	2m 13s
libressl-3.4.3	3m 51s
libressl-3.5.3	3m 56s
libressl-3.6.3	3m 54s
libressl-3.7.3	2m 28s
libressl-3.8.1	2m 58s
openssl-3.0.12 fips	2m 53s
openssl-3.1.4 fips	3m 40s
openssl-head	5m 52s
openssl-head fips	3m 28s
ruby-versions / Generate Ruby versions	3s
ubuntu-22.04 2.7	57s
ubuntu-22.04 3.0	1m 14s
ubuntu-22.04 3.1	1m 35s
ubuntu-22.04 3.2	57s
ubuntu-22.04 head	53s
ubuntu-22.04 truffleruby	1m 31s
ubuntu-22.04 truffleruby-head	1m 41s
ubuntu-20.04 2.7	59s
ubuntu-20.04 3.0	49s
ubuntu-20.04 3.1	52s
ubuntu-20.04 3.2	49s
ubuntu-20.04 head	47s
ubuntu-20.04 truffleruby-head	1m 31s
macos-latest 2.7	1m 45s
macos-latest 3.0	1m 30s
macos-latest 3.1	55s
macos-latest 3.2	1m 38s
macos-latest head	1m 22s
macos-latest truffleruby-head	2m 42s
windows-latest 2.7	4m 47s
windows-latest 3.0	4m 30s
windows-latest 3.1	4m 14s
windows-latest 3.2	5m 18s
windows-latest ucrt	3m 55s
windows-latest mswin	2m 41s
	1h 43m 10s

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