ASN1#to_der in pure ruby #1140

Job	Run time
openssl-1.0.2u	2m 29s
openssl-1.1.0l	1m 32s
openssl-1.1.1w	1m 43s
openssl-3.0.14	2m 57s
openssl-3.1.6	2m 51s
openssl-3.2.2	3m 14s
openssl-3.3.1	3m 23s
libressl-3.1.5	2m 7s
libressl-3.2.7	2m 17s
libressl-3.3.6	2m 17s
libressl-3.4.3	2m 40s
libressl-3.5.3	2m 26s
libressl-3.6.3	2m 27s
libressl-3.7.3	2m 15s
libressl-3.8.4	2m 13s
libressl-3.9.2	2m 9s
openssl-3.0.14 fips	2m 43s
openssl-3.1.6 fips	2m 50s
openssl-3.2.2 fips	3m 9s
openssl-3.3.1 fips	3m 18s
openssl-head	3m 31s
openssl-head fips	3m 22s
openssl-head no-legacy	3m 29s
ruby-versions / Generate Ruby versions	7s
ubuntu-22.04 2.7	58s
ubuntu-22.04 3.0	53s
ubuntu-22.04 3.1	1m 1s
ubuntu-22.04 3.2	56s
ubuntu-22.04 3.3	56s
ubuntu-22.04 head	58s
ubuntu-22.04 truffleruby	1m 43s
ubuntu-22.04 truffleruby-head	1m 37s
ubuntu-20.04 2.7	1m 0s
ubuntu-20.04 3.0	54s
ubuntu-20.04 3.1	55s
ubuntu-20.04 3.2	54s
ubuntu-20.04 3.3	59s
ubuntu-20.04 head	59s
ubuntu-20.04 truffleruby-head	1m 43s
macos-latest 2.7	48s
macos-latest 3.0	35s
macos-latest 3.1	42s
macos-latest 3.2	51s
macos-latest 3.3	37s
macos-latest head	38s
macos-latest truffleruby-head	1m 13s
windows-latest 2.7	4m 29s
windows-latest 3.0	5m 8s
windows-latest 3.1	3m 52s
windows-latest 3.2	4m 5s
windows-latest 3.3	4m 9s
windows-latest head	3m 52s
windows-latest ucrt	3m 35s
windows-latest mswin	2m 25s
	1h 54m 54s

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