3.9.5

Release note

Signature updates

• Merge pull request #2655 from ruby/silence-string-deprecation (#2656)

Miscellaneous

• Allows the use of a path list as RBS_SKIP_TESTS (#2641)
• Suppress to GCC warning with multi-line comment (#2646)
• Backport to 3.9 (#2487)
• Use erb instead of set for load path testing (#2468)