Drop env export of options since it's now passed via --cdebootstrap-options.

auto/build

@@ -1,11 +1,9 @@
 #!/bin/sh
 
 # This variable is required otherwise
-# /usr/share/live/build/scripts/build/lb_binary_debian-installer fails because
+# /usr/share/live/build/scripts/build/binary_debian-installer fails because
 # the version is empty (nothing known in
 # /usr/share/live/build/functions/releases.sh)
 export RELEASE_kali="7.0"
 
-export CDEBOOTSTRAP_OPTIONS="--suite-config wheezy"
-
 lb build noauto "$@" 2>&1 | tee binary.log