Fix hypridle timeout to actually be 2.5min

The intent was for this to be 2.5 minutes but 180s is 3 minutes.

config/hypr/hypridle.conf

@@ -7,7 +7,7 @@ general {
 }
 
 listener {
-    timeout = 180                                             # 2.5min
+    timeout = 150                                             # 2.5min
     on-timeout = pidof hyprlock || omarchy-launch-screensaver # start screensaver (if we haven't locked already)
 }