devel/rubygem-sidekiq: Update to 6.4.2

Changes:	https://github.com/mperham/sidekiq/blob/main/Changes.md

devel/rubygem-sidekiq/Makefile

 # Created by: Steve Wills <swills@FreeBSD.org>
 
 PORTNAME=	sidekiq
-PORTVERSION=	6.4.1
+PORTVERSION=	6.4.2
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 

devel/rubygem-sidekiq/distinfo

-TIMESTAMP = 1646058824
-SHA256 (rubygem/sidekiq-6.4.1.gem) = ee2c4af7bc815fff833808cbd9de2ac4ffb31a65e99a02e2123ab1206fb7033b
-SIZE (rubygem/sidekiq-6.4.1.gem) = 261632
+TIMESTAMP = 1650970259
+SHA256 (rubygem/sidekiq-6.4.2.gem) = 0d3c05fecb5fbace5ff5efc63da707e02a9c4673fb8e33ceca10b5ec0e9f062c
+SIZE (rubygem/sidekiq-6.4.2.gem) = 262656