widalarmeta: fix #2542

Fix check for active alarm, either remove brackets or add return for
filter in map

apps/widalarmeta/ChangeLog

@@ -4,3 +4,4 @@
       Add option to show seconds
 0.03: Fix Bell not appearing on alarms > 24h and redrawing interval
       Update to match the default alarm widget, and not show itself when an alarm is hidden.
+0.04: Fix check for active alarm

apps/widalarmeta/metadata.json

@@ -2,7 +2,7 @@
   "id": "widalarmeta",
   "name": "Alarm & Timer ETA",
   "shortName": "Alarm ETA",
-  "version": "0.03",
+  "version": "0.04",
   "description": "A widget that displays the time to the next Alarm or Timer in hours and minutes, maximum 24h (configurable).",
   "icon": "widget.png",
   "type": "widget",

apps/widalarmeta/widget.js

@@ -9,10 +9,10 @@
 
   function draw() {
     const times = alarms
-      .map(alarm => {
+      .map(alarm =>
         alarm.hidden !== true
           && require("sched").getTimeToAlarm(alarm)
-      })
+      )
       .filter(a => a !== undefined);
     const next = times.length > 0 ? Math.min.apply(null, times) : 0;
     let calcWidth = 0;