add a comment explaining how to display VPN ip

config/p10k-classic.zsh

@@ -1009,6 +1009,7 @@
   # VPN IP color.
   typeset -g POWERLEVEL9K_VPN_IP_FOREGROUND=81
   # When on VPN, show just an icon without the IP address.
+  # Tip: To display the private IP address when on VPN, remove the next line.
   typeset -g POWERLEVEL9K_VPN_IP_CONTENT_EXPANSION=
   # Regular expression for the VPN network interface. Run ifconfig while on VPN to see the
   # name of the interface.

config/p10k-lean-8colors.zsh

@@ -985,6 +985,7 @@
   # VPN IP color.
   typeset -g POWERLEVEL9K_VPN_IP_FOREGROUND=3
   # When on VPN, show just an icon without the IP address.
+  # Tip: To display the private IP address when on VPN, remove the next line.
   typeset -g POWERLEVEL9K_VPN_IP_CONTENT_EXPANSION=
   # Regular expression for the VPN network interface. Run ifconfig while on VPN to see the
   # name of the interface.

config/p10k-lean.zsh

@@ -985,6 +985,7 @@
   # VPN IP color.
   typeset -g POWERLEVEL9K_VPN_IP_FOREGROUND=81
   # When on VPN, show just an icon without the IP address.
+  # Tip: To display the private IP address when on VPN, remove the next line.
   typeset -g POWERLEVEL9K_VPN_IP_CONTENT_EXPANSION=
   # Regular expression for the VPN network interface. Run ifconfig while on VPN to see the
   # name of the interface.

config/p10k-rainbow.zsh

@@ -1044,6 +1044,7 @@
   # typeset -g POWERLEVEL9K_VPN_IP_FOREGROUND=0
   # typeset -g POWERLEVEL9K_VPN_IP_BACKGROUND=6
   # When on VPN, show just an icon without the IP address.
+  # Tip: To display the private IP address when on VPN, remove the next line.
   typeset -g POWERLEVEL9K_VPN_IP_CONTENT_EXPANSION=
   # Regular expression for the VPN network interface. Run ifconfig while on VPN to see the
   # name of the interface.