Include gitk in base install

boxes/silicon/install

@@ -52,7 +52,7 @@ base() {
    apt update
 
    _apt-get-install apt-file colordiff curl direnv build-essential fail2ban \
-      firmware-linux-nonfree inotify-hookable locate golang gh git htop imagemagick \
+      firmware-linux-nonfree inotify-hookable locate golang gh git gitk htop imagemagick \
       keychain mosh neovim network-manager nmap \
       pass pass-otp pandoc psmisc python3-venv \
       rsync sudo stow sxhkd wmctrl xdotool zoxide