nvim: add gitsigns and cleanup config

files/sway/.config/sway/config

@@ -119,7 +119,7 @@ input type:keyboard {
             wlrctl window list \
             | awk '{print $1}' \
             | sed 's/://' \
-            | wofi --dmenu \
+            | wofi --dmenu -p "Switch window" \
             | xargs -r wlrctl window focus
 
     # Screenshot