fix regex

Author: avivl

dist/README.md

@@ -11,6 +11,7 @@
 BigQuery datasource plugin provide support for [BigQuery](https://cloud.google.com/bigquery/) as a backend database.  
 
 ### Quick start
+## Coming soon
 Install from [grafana.net](https://grafana.net/plugins/doitintl-bigquery-datasource)
 
 OR

dist/module.js

@@ -33992,7 +33992,7 @@ function () {
     }
 
     var range = this.target.timeColumn + ' BETWEEN ' + from + ' AND ' + to;
-    return q.replace(/\$__timeFilter\(([\w_]+)\)/g, range);
+    return q.replace(/\$__timeFilter\(([\w_.]+)\)/g, range);
   };
 
   BigQueryQuery._getInterval = function (q, alias) {

dist/module.js.map

@@ -335,7 +335,7 @@ export default class BigQueryQuery {
         }
 
         const range = this.target.timeColumn + ' BETWEEN ' + from + ' AND ' + to;
-        return q.replace(/\$__timeFilter\(([\w_]+)\)/g, range);
+        return q.replace(/\$__timeFilter\(([\w_.]+)\)/g, range);
     }
 
     static _getInterval(q, alias) {