add notes for tails installation

Author: woodser

scripts/install_tails/README.md

@@ -22,3 +22,11 @@ Install Haveno on Tails by following these steps:
     ```
     
 4. Upon successful execution of the script (no errors), the Haveno release will be installed to persistent storage and can be launched via the desktop shortcut in the 'Other' section of the start menu.
+
+> [!note]
+> If you have already installed Haveno on tails, you can specify the path to your existing data directory with `--userDataDir`, or move your data directory to the new default location, e.g. `--userDataDir "/home/amnesia/Persistent/haveno/Data/Haveno-example".
+> 
+> We recommend moving your data directory to the new default location for future support.
+
+> [!note]
+> Modern versions of Tails will invoke `curl` over Tor, but if your installation does not, then you can add '--socks5-hostname 127.0.0.1:9050' to the install script.