ci: download repos.conf from github; update profile

* Download repos.conf from GitHub, as we're already running CI on GH,
  there's no reason not to.

  Fixes a CI failure when gitweb.g.o gave a 404 because of a transient
  problem.

* 17.0 -> 23.0 profiles.

Signed-off-by: Sam James <sam@gentoo.org>

Author: thesamesam

.github/workflows/ci.yml

@@ -46,8 +46,8 @@ jobs:
         sudo mkdir -p /var/db/repos/gentoo /etc/portage /var/cache/distfiles
         wget -qO - "https://github.com/gentoo-mirror/gentoo/archive/master.tar.gz" | sudo tar xz -C /var/db/repos/gentoo --strip-components=1
         sudo wget "https://www.gentoo.org/dtd/metadata.dtd" -O /var/cache/distfiles/metadata.dtd
-        sudo wget "https://gitweb.gentoo.org/proj/portage.git/plain/cnf/repos.conf" -O /etc/portage/repos.conf
-        sudo ln -s /var/db/repos/gentoo/profiles/default/linux/amd64/17.1/systemd /etc/portage/make.profile
+        sudo wget "https://raw.githubusercontent.com/gentoo/portage/refs/heads/master/cnf/repos.conf" -O /etc/portage/repos.conf
+        sudo ln -s /var/db/repos/gentoo/profiles/default/linux/amd64/23.0/systemd /etc/portage/make.profile
     - name: Test meson install --destdir /tmp/install-root
       run: |
         echo -e "[binaries]\npython = '$(command -v python)'" > /tmp/native.ini