[tmux] go back to base-index 0
Doesn't make as much sense since I don't actually have a numrow on any
of my non-laptop keyboards. And even on a laptop, I still think in
0-indexing.
diff --git a/.config/tmux/tmux.conf b/.config/tmux/tmux.conf
index 0960b1d5..eeb3fce4 100644
--- a/.config/tmux/tmux.conf
+++ b/.config/tmux/tmux.conf
@@ -51,7 +51,6 @@ set-option -g window-status-style fg=color249,bg=terminal
## etc
set-window-option -g mode-keys vi
-set-option -g base-index 1
set-option -ga terminal-features "*:hyperlinks" # osc 8
## screen bindings