oem-factory-reset: Stop adding leading blank lines in 'passphrases' msg

We're adding leading blank lines, which makes the prompt look odd and
now have to be removed later.  Just stop adding the leading blank
lines.

Signed-off-by: Jonathon Hall <jonathon.hall@puri.sm>

Author: JonathonHall-Purism

initrd/bin/oem-factory-reset

@@ -1376,7 +1376,7 @@ if [[ "$SKIP_BOOT" == "n" ]]; then
 fi
 
 # passphrases set to be empty first
-passphrases="\n"
+passphrases=""
 
 # Prepare whiptail output of configured secrets
 if [ -n "$luks_new_Disk_Recovery_Key_passphrase" -o -n "$luks_new_Disk_Recovery_Key_passphrase_desired" ]; then
@@ -1406,14 +1406,11 @@ fi
 
 # Show configured secrets in whiptail and loop until user confirms qr code was scanned
 while true; do
-	whiptail --msgbox "
-    $(echo -e "$passphrases" | fold -w $((WIDTH - 5)))" \
+	whiptail --msgbox "$(echo -e "$passphrases" | fold -w $((WIDTH - 5)))" \
 		$HEIGHT $WIDTH --title "Configured secrets"
-	# strip the initial newline of passphrases
-	qr_code=$(echo -e "$passphrases" | sed '1s/^\n//')
 	#Tell user to scan the QR code containing all configured secrets
 	echo -e "\nScan the QR code below to save the secrets to a secure location"
-	qrenc "$qr_code"
+	qrenc "$(echo -e "$passphrases")"
 	# Prompt user to confirm scanning of qrcode on console prompt not whiptail: y/n
 	echo -e -n "Please confirm you have scanned the QR code above and/or written down the secrets? [y/N]: "
 	read -n 1 prompt_output