updates time range options for alert queries

add some new options for the to value.
removes '1s' option for from since thats unreasonable low

closes #12134

public/app/features/alerting/state/alertDef.ts

@@ -8,9 +8,9 @@ const alertQueryDef = new QueryPartDef({
     {
       name: 'from',
       type: 'string',
-      options: ['1s', '10s', '1m', '5m', '10m', '15m', '1h', '24h', '48h'],
+      options: ['10s', '1m', '5m', '10m', '15m', '1h', '24h', '48h'],
     },
-    { name: 'to', type: 'string', options: ['now'] },
+    { name: 'to', type: 'string', options: ['now', 'now-1m', 'now-5m', 'now-10m', 'now-1h'] },
   ],
   defaultParams: ['#A', '15m', 'now', 'avg'],
 });