terminal: Init tab ruler after setting terminal->width

terminal_init_tabs() needs an accurate terminal->width to be able
to correctly initialize the tab ruler.
diff --git a/clients/terminal.c b/clients/terminal.c
index d09f94b..44f206b 100644
--- a/clients/terminal.c
+++ b/clients/terminal.c
@@ -814,7 +814,6 @@
 		terminal->data = data;
 		terminal->data_attr = data_attr;
 		terminal->tab_ruler = tab_ruler;
-		terminal_init_tabs(terminal);
 		terminal->start = 0;
 	}
 
@@ -822,6 +821,7 @@
 		height - (terminal->height - terminal->margin_bottom);
 	terminal->width = width;
 	terminal->height = height;
+	terminal_init_tabs(terminal);
 
 	/* Update the window size */
 	ws.ws_row = terminal->height;