devel/rubygem-io-event: Update to 1.7.2

Changes:	https://github.com/socketry/io-event/releases
		https://github.com/socketry/io-event/commits/main

devel/rubygem-io-event/Makefile

 PORTNAME=	io-event
-PORTVERSION=	1.7.1
+PORTVERSION=	1.7.2
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 

devel/rubygem-io-event/distinfo

-TIMESTAMP = 1728632686
-SHA256 (rubygem/io-event-1.7.1.gem) = 06b2e84fbafb39700240f18a94e813a656f9b056ade5746bd903cf57dd2c0eb7
-SIZE (rubygem/io-event-1.7.1.gem) = 41472
+TIMESTAMP = 1729594508
+SHA256 (rubygem/io-event-1.7.2.gem) = 834122f412132d5ec3bf05ba9c3d25472b440c989acf485403d8a13b5a9aa8e5
+SIZE (rubygem/io-event-1.7.2.gem) = 43008