fix(hyprland): stay_focused not stayfocused (0.55)

Hyprland 0.55 renamed the effect; stayfocused 1 → invalid field type
on line 158 (polkit rules). Keep float/center/workspace current.

tools/check-windowrule-syntax.py

@@ -31,10 +31,14 @@ conf = sys.argv[1]
 lines = open(conf).read().splitlines()
 
 # Effect keywords that in the dead grammar sat directly before the comma.
+# Effect keywords that in the dead grammar sat directly before the comma.
+# Hyprland 0.55 renames: stayfocused → stay_focused (underscore). Keep the
+# old name in the dead-grammar list so a regression to bare `stayfocused,`
+# still fails the check.
 EFFECTS = (
     "float", "center", "tile", "pin", "fullscreen", "maximize",
     "size", "move", "opacity", "workspace", "monitor", "fullscreenstate",
-    "group", "stayfocused", "pseudo", "immediate",
+    "group", "stayfocused", "stay_focused", "pseudo", "immediate",
 )
 rule_first = re.compile(
     r"windowrule\s*=\s*(?:" + "|".join(EFFECTS) + r")\s*,"