[perl #129097] [REVISED PATCH] Upgrade to Thread::Semaphore 2.13

The attached patch upgrades 'Thread::Semaphore' to version 2.13.

A new semaphore method has been added:
   ->down_timed(timeout [, number])
It provides the capability to execute a down operation with
a timeout.

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via perlbug:  queue: perl5 status: open
https://rt.perl.org/Ticket/Display.html?id=129097

• [perl #129097] [REVISED PATCH] Upgrade to Thread::Semaphore 2.13 by Jerry D. Hedden via RT