Yasuhiro Kimura 90208b4729 lang/ruby40: Update to 4.0.0-preview2 ...

ReleaseNotes:	https://www.ruby-lang.org/en/news/2025/11/17/ruby-4-0-0-preview2-released/

2025-11-18 07:53:06 +09:00

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patch-common.mk

lang/ruby40: Update to 4.0.0-preview2

2025-11-18 07:53:06 +09:00

patch-configure.ac

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patch-lib_mkmf.rb

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patch-tool_mkconfig.rb

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