anki: switch source location to /archive

Anki move old releases to archive instead of current.
Anki points new releases to GitHub.
Anki said non-systemd should use 2.1.15, we can try to figure out
how to work-around later.

srcpkgs/anki/template

@@ -1,10 +1,9 @@
 # Template file for 'anki'
 pkgname=anki
 version=2.1.15
-revision=2
+revision=3
 archs=noarch
 build_style=gnu-makefile
-pycompile_dirs="/usr/share/anki/anki /usr/share/anki/aqt"
 depends="python3-PyQt5-webengine python3-requests python3-SQLAlchemy
  python3-PyAudio python3-mpv python3-Markdown python3-send2trash
  python3-BeautifulSoup4 python3-decorator python3-jsonschema"
@@ -13,7 +12,7 @@ maintainer="Steve Prybylski <sa.prybylx@gmail.com>"
 license="AGPL-3.0-or-later"
 homepage="https://apps.ankiweb.net"
 changelog="https://apps.ankiweb.net/docs/changes.html"
-distfiles="https://apps.ankiweb.net/downloads/current/anki-${version}-source.tgz"
+distfiles="https://apps.ankiweb.net/downloads/archive/anki-$version-source.tgz"
 checksum=5a53760164c77d619f55107a13099cffe620566a7f610b61b6c4b52487f3bb89
 
 python_version=3