rewriting most of the asn1 init code in ruby #1006

Job	Run time
openssl-1.0.2u	2m 26s
openssl-1.1.0l	1m 36s
openssl-1.1.1w	1m 49s
openssl-3.0.13	2m 52s
openssl-3.1.5	3m 0s
openssl-3.2.1	3m 15s
libressl-3.1.5	2m 6s
libressl-3.2.7	2m 16s
libressl-3.3.6	2m 13s
libressl-3.4.3	2m 27s
libressl-3.5.3	2m 16s
libressl-3.6.3	2m 22s
libressl-3.7.3	2m 14s
libressl-3.8.2	2m 12s
openssl-3.0.13 fips	2m 43s
openssl-3.1.5 fips	2m 57s
openssl-3.2.1 fips	3m 12s
openssl-head	3m 25s
openssl-head fips	3m 10s
openssl-head no-legacy	3m 33s
ruby-versions / Generate Ruby versions	2s
ubuntu-22.04 2.7	56s
ubuntu-22.04 3.0	52s
ubuntu-22.04 3.1	59s
ubuntu-22.04 3.2	58s
ubuntu-22.04 3.3	53s
ubuntu-22.04 head	1m 1s
ubuntu-22.04 truffleruby	1m 26s
ubuntu-22.04 truffleruby-head	1m 29s
ubuntu-20.04 2.7	55s
ubuntu-20.04 3.0	52s
ubuntu-20.04 3.1	52s
ubuntu-20.04 3.2	53s
ubuntu-20.04 3.3	55s
ubuntu-20.04 head	50s
ubuntu-20.04 truffleruby-head	1m 21s
macos-latest 2.7	2m 16s
macos-latest 3.0	1m 0s
macos-latest 3.1	1m 48s
macos-latest 3.2	1m 0s
macos-latest 3.3	58s
macos-latest head	54s
macos-latest truffleruby-head	1m 49s
windows-latest 2.7	5m 36s
windows-latest 3.0	4m 11s
windows-latest 3.1	3m 47s
windows-latest 3.2	4m 38s
windows-latest 3.3	4m 49s
windows-latest ucrt	3m 26s
windows-latest mswin	3m 16s
	1h 46m 46s

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