Ruby

[DOC] Update the date in man pages if changed

[DOC] Update the date in man pages by the author date

Prefer the date authored the contents over the merged date for the
embedded dates.

vcs.rb: Add VCS::GIT#author_date method

Returns the author date of the latest commit for the path.

vcs.rb: Make relative_to accept the base directory name optionally

vcs.rb: Extract parse_iso_date method

[Bug #21945] Correctly handle and? and similar

ZJIT: Add execution counters for JIT-compiled code paths (#16315)

Adds runtime execution tracking for ZJIT-compiled iseqs so we can identify which compiled methods are called most frequently.

Why?

1. Determining what can be optimized based on how often it's called: knowing call frequency helps prioritize which methods are worth spending time on, and focus improvements on the hottest paths, so ZJIT work has the most impact....

[ruby/prism] Fix not without parentheses binding power

https://github.com/ruby/prism/commit/7d21e564ac

[ruby/prism] Fix precedence of infix operators after command

https://github.com/ruby/prism/commit/35470bb90d