Fix test_provider.rb in FIPS. #1170

Job	Run time
openssl-1.0.2u	50s
openssl-1.1.0l	59s
openssl-1.1.1w	1m 4s
openssl-3.0.14	1m 43s
ruby-versions / Generate Ruby versions	2s
openssl-3.1.6	58s
openssl-3.2.2	2m 5s
openssl-3.3.1	1m 4s
openssl-master	3m 42s
libressl-3.1.5	53s
libressl-3.2.7	1m 1s
libressl-3.3.6	2m 4s
libressl-3.4.3	1m 1s
libressl-3.5.3	1m 2s
libressl-3.6.3	1m 35s
libressl-3.7.3	1m 17s
libressl-3.8.4	1m 42s
libressl-3.9.2	57s
openssl-3.0.14 with fips provider	53s
openssl-3.1.6 with fips provider	58s
openssl-3.2.2 with fips provider	1m 40s
openssl-3.3.1 with fips provider	2m 3s
openssl-master with fips provider	3m 24s
openssl-3.3.1 without legacy provider	57s
ubuntu-22.04 2.7	59s
ubuntu-22.04 3.0	51s
ubuntu-22.04 3.1	1m 6s
ubuntu-22.04 3.2	59s
ubuntu-22.04 3.3	1m 25s
ubuntu-22.04 head	1m 28s
ubuntu-22.04 truffleruby	1m 34s
ubuntu-22.04 truffleruby-head	1m 43s
ubuntu-20.04 2.7	1m 2s
ubuntu-20.04 3.0	1m 0s
ubuntu-20.04 3.1	1m 27s
ubuntu-20.04 3.2	59s
ubuntu-20.04 3.3	1m 27s
ubuntu-20.04 head	1m 0s
ubuntu-20.04 truffleruby	1m 35s
ubuntu-20.04 truffleruby-head	1m 43s
macos-latest 2.7	1m 18s
macos-latest 3.0	47s
macos-latest 3.1	50s
macos-latest 3.2	1m 24s
macos-latest 3.3	54s
macos-latest head	1m 29s
macos-latest truffleruby	1m 21s
macos-latest truffleruby-head	1m 4s
windows-latest 2.7	5m 20s
windows-latest 3.0	4m 7s
windows-latest 3.1	3m 58s
windows-latest 3.2	4m 1s
windows-latest 3.3	5m 9s
windows-latest head	3m 46s
windows-latest ucrt	4m 22s
windows-latest mswin	2m 36s
	1h 36m 38s

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