devel/fstrm: Use upstream release archive

Use upstream release archive instead of USE_GITHUB as recommended in
Porters Handbook

PR:		260992
Reviewed by:	Leo Vandewoestijne <freebsd@dns.company> (maintainer)

devel/fstrm/Makefile

@@ -1,9 +1,10 @@
 # Created by: Leo Vandewoestijne <freebsd@dns.company>
 
 PORTNAME=		fstrm
-PORTVERSION=		0.6.1
-DISTVERSIONPREFIX=	v
+DISTVERSION=		0.6.1
 CATEGORIES=		devel
+MASTER_SITES=		https://dl.farsightsecurity.com/dist/${PORTNAME}/ \
+			https://dns.company/downloads/${PORTNAME}/
 
 MAINTAINER=		freebsd@dns.company
 COMMENT=		Implementation of the Frame Streams data transport protocol in C
@@ -13,10 +14,7 @@ LICENSE_FILE=		${WRKSRC}/LICENSE
 
 LIB_DEPENDS=		libevent.so:devel/libevent
 
-USES=			autoreconf gmake libtool pkgconfig
-USE_GITHUB=		yes
-USE_LDCONFIG=		yes
-GH_ACCOUNT=		farsightsec
+USES=			gmake libtool pkgconfig
 
 GNU_CONFIGURE=		yes
 INSTALL_TARGET=		install-strip

devel/fstrm/distinfo

@@ -1,3 +1,3 @@
-TIMESTAMP = 1618815551
-SHA256 (farsightsec-fstrm-v0.6.1_GH0.tar.gz) = 4f0f7ad2b760119c441aba58271e84de683b3cc138530d02710896641866e2d2
-SIZE (farsightsec-fstrm-v0.6.1_GH0.tar.gz) = 135425
+TIMESTAMP = 1641822042
+SHA256 (fstrm-0.6.1.tar.gz) = bca4ac1e982a2d923ccd24cce2c98f4ceeed5009694430f73fc0dcebca8f098f
+SIZE (fstrm-0.6.1.tar.gz) = 471218