ASN1#to_der in pure ruby #1112

Job	Run time
openssl-1.0.2u	2m 22s
openssl-1.1.0l	1m 33s
openssl-1.1.1w	1m 45s
openssl-3.0.13	2m 58s
openssl-3.1.5	2m 49s
openssl-3.2.1	3m 12s
openssl-3.3.0	3m 32s
libressl-3.1.5	2m 9s
libressl-3.2.7	2m 12s
libressl-3.3.6	2m 22s
libressl-3.4.3	2m 18s
libressl-3.5.3	2m 20s
libressl-3.6.3	2m 17s
libressl-3.7.3	2m 16s
libressl-3.8.4	2m 9s
libressl-3.9.1	2m 6s
openssl-3.0.13 fips	2m 42s
openssl-3.1.5 fips	2m 50s
openssl-3.2.1 fips	3m 9s
openssl-3.3.0 fips	3m 14s
openssl-head	3m 31s
openssl-head fips	3m 21s
openssl-head no-legacy	3m 21s
ruby-versions / Generate Ruby versions	4s
ubuntu-22.04 2.7	43s
ubuntu-22.04 3.0	55s
ubuntu-22.04 3.1	58s
ubuntu-22.04 3.2	1m 0s
ubuntu-22.04 3.3	56s
ubuntu-22.04 head	1m 2s
ubuntu-22.04 truffleruby	1m 35s
ubuntu-22.04 truffleruby-head	1m 38s
ubuntu-20.04 2.7	39s
ubuntu-20.04 3.0	53s
ubuntu-20.04 3.1	1m 1s
ubuntu-20.04 3.2	1m 0s
ubuntu-20.04 3.3	52s
ubuntu-20.04 head	1m 1s
ubuntu-20.04 truffleruby-head	1m 35s
macos-latest 2.7	38s
macos-latest 3.0	53s
macos-latest 3.1	41s
macos-latest 3.2	41s
macos-latest 3.3	40s
macos-latest head	47s
macos-latest truffleruby-head	1m 11s
windows-latest 2.7	5m 44s
windows-latest 3.0	4m 24s
windows-latest 3.1	4m 22s
windows-latest 3.2	4m 20s
windows-latest 3.3	5m 2s
windows-latest head	4m 38s
windows-latest ucrt	3m 49s
windows-latest mswin	3m 5s
	1h 57m 15s

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