live, repo, rescue: use yandex mirror

...instead of (often-crowded) ftp.altlinux.org for updates.

features.in/live/live/image-scripts.d/60-apt

@@ -7,4 +7,4 @@ PROTO="${GLOBAL_LIVE_REPO%/*}"	# http, ftp, rsync
 MIRROR="${GLOBAL_LIVE_REPO#*/}"	# alt, heanet, kiev, yandex, ...
 
 sed -i "s,^#\(rpm \[.*\] ${PROTO:-http}.*\),\1," \
-	"/etc/apt/sources.list.d/${MIRROR:-alt}.list"
+	"/etc/apt/sources.list.d/${MIRROR:-yandex}.list"

features.in/repo/image-scripts.d/90-enable-repo

@@ -1,7 +1,7 @@
 #!/bin/sh
 # enable online repos if possible, just quit if anything's wrong
 
-repo_source='/etc/apt/sources.list.d/alt.list'
+repo_source='/etc/apt/sources.list.d/yandex.list'
 
 [ -s "$repo_source" ] || exit 0
 

features.in/rescue/rescue/image-scripts.d/60-apt

@@ -1,4 +1,4 @@
 #!/bin/sh
 # enable online repository even more unconditionally
 
-sed -i "s,^#\(rpm \[alt\] http.*\),\1," "/etc/apt/sources.list.d/alt.list"
+sed -i "s,^#\(rpm \[alt\] http.*\),\1," "/etc/apt/sources.list.d/yandex.list"