asn1: fix ObjectId#== #1157

Job	Run time
openssl-1.0.2u	2m 25s
openssl-1.1.0l	1m 28s
openssl-1.1.1w	1m 37s
openssl-3.0.13	2m 43s
openssl-3.1.5	2m 46s
openssl-3.2.1	3m 20s
openssl-3.3.0	3m 23s
ruby-versions / Generate Ruby versions	1s
libressl-3.1.5	2m 6s
libressl-3.2.7	2m 11s
libressl-3.3.6	2m 25s
libressl-3.4.3	2m 14s
libressl-3.5.3	2m 14s
libressl-3.6.3	2m 12s
libressl-3.7.3	2m 21s
libressl-3.8.4	2m 9s
libressl-3.9.1	2m 14s
ubuntu-22.04 2.6	1m 2s
ubuntu-22.04 2.7	57s
ubuntu-22.04 3.0	53s
ubuntu-22.04 3.1	50s
ubuntu-22.04 3.2	54s
ubuntu-22.04 3.3	49s
ubuntu-22.04 head	51s
ubuntu-22.04 truffleruby	1m 12s
ubuntu-22.04 truffleruby-head	1m 16s
ubuntu-20.04 2.6	1m 0s
ubuntu-20.04 2.7	58s
ubuntu-20.04 3.0	53s
ubuntu-20.04 3.1	53s
ubuntu-20.04 3.2	53s
ubuntu-20.04 3.3	48s
ubuntu-20.04 head	53s
ubuntu-20.04 truffleruby-head	1m 24s
macos-latest 2.6	52s
macos-latest 2.7	50s
macos-latest 3.0	36s
macos-latest 3.1	39s
macos-latest 3.2	57s
macos-latest 3.3	46s
macos-latest head	44s
macos-latest truffleruby-head	51s
windows-latest 2.6	5m 57s
windows-latest 2.7	5m 9s
windows-latest 3.0	4m 18s
windows-latest 3.1	4m 27s
windows-latest 3.2	4m 22s
windows-latest 3.3	4m 41s
windows-latest ucrt	4m 33s
windows-latest mswin	2m 48s
	1h 36m 45s

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