databases/rubygem-activemodel61: Update to 6.1.7.9

Changes:	https://github.com/rails/rails/releases

databases/rubygem-activemodel61/Makefile

 PORTNAME=	activemodel
-PORTVERSION=	6.1.7.8
+PORTVERSION=	6.1.7.9
 CATEGORIES=	databases rubygems
 MASTER_SITES=	RG
 PKGNAMESUFFIX=	61

databases/rubygem-activemodel61/distinfo

-TIMESTAMP = 1717568520
-SHA256 (rubygem/activemodel-6.1.7.8.gem) = d8225d7ff4c7d91f4396e583bcd59cf4020a7678297679c02c2af374c915a68c
-SIZE (rubygem/activemodel-6.1.7.8.gem) = 62464
+TIMESTAMP = 1729509210
+SHA256 (rubygem/activemodel-6.1.7.9.gem) = 7771a0cd5aa97eed8f34e757cd50a484f4f2d41d30be20c23ecdc0bf9916b918
+SIZE (rubygem/activemodel-6.1.7.9.gem) = 62976