fix formatting, add subshell so no quit

guix-strap/guix-crypt

@@ -23,7 +23,9 @@ fi
 
 get_password() {
     read -s -p "LUKS password: " PASSWORD
+    printf "\n"
     read -s -p "Confirm password: " PASSWORD_CONFIRM
+    printf "\n"
     if [ "$PASSWORD" == "$PASSWORD_CONFIRM" ]; then
         exit 0
     else
@@ -32,7 +34,7 @@ get_password() {
     fi
 }
 
-get_password
+(get_password);
 
 EVENT "Setting up luks"