Fix indentation in surface_is_xdg_popup()

sway/input/cursor.c

@@ -53,12 +53,12 @@ static struct wlr_surface *layer_surface_at(struct sway_output *output,
 }
 
 static bool surface_is_xdg_popup(struct wlr_surface *surface) {
-    if (wlr_surface_is_xdg_surface(surface)) {
+	if (wlr_surface_is_xdg_surface(surface)) {
-        struct wlr_xdg_surface *xdg_surface =
+		struct wlr_xdg_surface *xdg_surface =
-            wlr_xdg_surface_from_wlr_surface(surface);
+			wlr_xdg_surface_from_wlr_surface(surface);
-        return xdg_surface->role == WLR_XDG_SURFACE_ROLE_POPUP;
+		return xdg_surface->role == WLR_XDG_SURFACE_ROLE_POPUP;
-    }
+	}
-    return false;
+	return false;
 }
 
 static struct wlr_surface *layer_surface_popup_at(struct sway_output *output,