test(IMSM): remove unused file

diff --git a/test/TEST-23-IMSM/cryptroot-ask.sh b/test/TEST-23-IMSM/cryptroot-ask.sh
deleted file mode 100755 (executable)
index a6b7ac7..0000000
--- a/test/TEST-23-IMSM/cryptroot-ask.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/bin/sh
-
-[ -b /dev/mapper/"$2" ] && exit 0
-printf test > /keyfile
-/sbin/cryptsetup luksOpen "$1" "$2" < /keyfile