ports-mgmt/pkg-devel: update to 1.20.99.8

Changes:
- fix a race in vulnxml fetch trigger
- add a new data.pkg which contains a fully valid json and aim at replacing
  packagesite.pkg because extensible, continue to produce packagesite.pkg
- repo: remove ability to provide v1 repository format
- deduplicate code directly using libucl exporters instead of home backed ones
- undocument ftp support
- provide FreeBSD native sandboxing function in the library directly (packagekit)
- curl: provide libfetch compatiblity about HTTP_USER_AGENT
- New keywork: @override_prefix (pkgbase)
- repo: using threads instead of forks
- add: only generates .pkgsave when really needed

ports-mgmt/pkg-devel/Makefile

@@ -1,5 +1,5 @@
 PORTNAME=	pkg
-DISTVERSION=	1.20.99.7
+DISTVERSION=	1.20.99.8
 _PKG_VERSION=	${DISTVERSION}
 CATEGORIES=	ports-mgmt
 PKGNAMESUFFIX=	-devel
@@ -12,7 +12,7 @@ LICENSE=	BSD2CLAUSE
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	freebsd
-GH_TAGNAME=	d1d9a3f8a
+GH_TAGNAME=	884ebbf0e
 
 CFLAGS+=	-O0 -g -Wno-error
 USE_LDCONFIG=	${PREFIX}/lib/compat/pkg

ports-mgmt/pkg-devel/distinfo

@@ -1,3 +1,3 @@
-TIMESTAMP = 1697012943
-SHA256 (freebsd-pkg-1.20.99.7-d1d9a3f8a_GH0.tar.gz) = b3ba7cfb67ae0b6789671b0e72ebd5bedc5fc7881f7d7501245b841844a0e7cb
-SIZE (freebsd-pkg-1.20.99.7-d1d9a3f8a_GH0.tar.gz) = 8331978
+TIMESTAMP = 1699883862
+SHA256 (freebsd-pkg-1.20.99.8-884ebbf0e_GH0.tar.gz) = 288da4d46bc212d6cd7dc078f0e9597cf51ea0a1e86f6eec4bb5c10de3626e7b
+SIZE (freebsd-pkg-1.20.99.8-884ebbf0e_GH0.tar.gz) = 8316059