devel/rubygem-aws-sdk-apigateway: Update to 1.81.0

Changes:	https://github.com/aws/aws-sdk-ruby/blob/version-3/gems/aws-sdk-apigateway/CHANGELOG.md

devel/rubygem-aws-sdk-apigateway/Makefile

 PORTNAME=	aws-sdk-apigateway
-PORTVERSION=	1.80.0
+PORTVERSION=	1.81.0
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 

devel/rubygem-aws-sdk-apigateway/distinfo

-TIMESTAMP = 1674590106
-SHA256 (rubygem/aws-sdk-apigateway-1.80.0.gem) = 74b69a0108c7033645a26aaf8ab40797b3dd1f78dd1edb38084f94747434bd3b
-SIZE (rubygem/aws-sdk-apigateway-1.80.0.gem) = 101376
+TIMESTAMP = 1675191163
+SHA256 (rubygem/aws-sdk-apigateway-1.81.0.gem) = fd5b49d5fde188392eb6eb92501323902eb8f1a66482c420094d42203aed7bd4
+SIZE (rubygem/aws-sdk-apigateway-1.81.0.gem) = 99840