scripts: Use "dmsetup create --concise" for setting up super partition

The newer dmsetup in Debian trixie allows for the "create --concise" command to be used.
"parse-android-dynparts" from UBports' 24.04-1.x repo already returns a compatible
concise specification, to hook those two together.

Author: fredldotme

scripts/halium

@@ -495,7 +495,7 @@ mountroot() {
 	# setup super partition if exists
 	if [ -b /dev/disk/by-partlabel/super ]; then
 		tell_kmsg "trying to parse and dmsetup subpartitions from super partition"
-		/sbin/parse-android-dynparts /dev/disk/by-partlabel/super | sh
+		/sbin/dmsetup create --concise "$(/sbin/parse-android-dynparts /dev/disk/by-partlabel/super)"
 	fi
 
 	# Set $_syspart if it is specified as systempart= on the command line