nixpkgs/zsh: theme remote zsh prompt

.config/nixpkgs/zsh/config/p10k.zsh

@@ -444,9 +444,9 @@ fi
   # Context format when running with privileges: bold user@hostname.
   typeset -g POWERLEVEL9K_CONTEXT_ROOT_TEMPLATE='%B%n@%m'
   # Context format when in SSH without privileges: user@hostname.
-  typeset -g POWERLEVEL9K_CONTEXT_{REMOTE,REMOTE_SUDO}_TEMPLATE='%n@%m'
+  typeset -g POWERLEVEL9K_CONTEXT_{REMOTE,REMOTE_SUDO}_TEMPLATE='%F{yellow}%B%n%b%f@%F{blue}%B%m%b%f'
   # Default context format (no privileges, no SSH): user@hostname.
-  typeset -g POWERLEVEL9K_CONTEXT_TEMPLATE='%n@%m'
+  typeset -g POWERLEVEL9K_CONTEXT_TEMPLATE=''
 
   # Don't show context unless running with privileges or in SSH.
   # Tip: Remove the next line to always show context.