ftp/sftpgo: update to 2.4.4

Changelog:	https://github.com/drakkan/sftpgo/releases/tag/v2.4.4

ftp/sftpgo/Makefile

 PORTNAME=	sftpgo
-PORTVERSION=	2.4.3
-PORTREVISION=	1
+PORTVERSION=	2.4.4
 CATEGORIES=	ftp www
 MASTER_SITES=	https://github.com/drakkan/${PORTNAME}/releases/download/v${DISTVERSION}/
 DISTNAME=	${PORTNAME}_v${PORTVERSION}_src_with_deps

ftp/sftpgo/distinfo

-TIMESTAMP = 1673115729
-SHA256 (sftpgo_v2.4.3_src_with_deps.tar.xz) = 964c9696940438695f15cd0dbb1d5712b28f4e410d0f9e3f0544297b6aae633f
-SIZE (sftpgo_v2.4.3_src_with_deps.tar.xz) = 11563736
+TIMESTAMP = 1675627600
+SHA256 (sftpgo_v2.4.4_src_with_deps.tar.xz) = 9e248dea64e5738ddcb9b10ed47645887665c8adfe0d5554052fb31088fce665
+SIZE (sftpgo_v2.4.4_src_with_deps.tar.xz) = 11459476