devel/ruby-build: Update to 20240905

Changes:	https://github.com/rbenv/ruby-build/releases/tag/v20240903

devel/ruby-build/Makefile

 PORTNAME=	ruby-build
-PORTVERSION=	20240727
+PORTVERSION=	20240903
 DISTVERSIONPREFIX=	v
 CATEGORIES=	devel ruby
 

devel/ruby-build/distinfo

-TIMESTAMP = 1722093286
-SHA256 (rbenv-ruby-build-v20240727_GH0.tar.gz) = c6359deb8694e19c00af37cadef239af7e3f00e63d89e9333870bbb0178d039c
-SIZE (rbenv-ruby-build-v20240727_GH0.tar.gz) = 90469
+TIMESTAMP = 1725450987
+SHA256 (rbenv-ruby-build-v20240903_GH0.tar.gz) = e6b763ecfc3e6fa7c5b5aeb8ed9df5eaabeb0639ca36b776afc26232efda1e25
+SIZE (rbenv-ruby-build-v20240903_GH0.tar.gz) = 91578