Auth: Able to use API tokens for authentication (#1662)

* Auth: Able to use API tokens for authentication

* Update change log

pkg/datasource/zabbix_test.go

@@ -3,6 +3,7 @@ package datasource
 import (
 	"github.com/alexanderzobnin/grafana-zabbix/pkg/settings"
 	"github.com/alexanderzobnin/grafana-zabbix/pkg/zabbix"
+
 	"github.com/grafana/grafana-plugin-sdk-go/backend"
 	"github.com/grafana/grafana-plugin-sdk-go/backend/log"
 )
@@ -13,7 +14,7 @@ var basicDatasourceInfo = &backend.DataSourceInstanceSettings{
 	ID:       1,
 	Name:     "TestDatasource",
 	URL:      "http://zabbix.org/zabbix",
-	JSONData: []byte(`{"username":"username", "password":"password", "cacheTTL":"10m"}`),
+	JSONData: []byte(`{"username":"username", "password":"password", "cacheTTL":"10m", "authType":"token"}`),
 }
 
 func mockZabbixQuery(method string, params zabbix.ZabbixAPIParams) *zabbix.ZabbixAPIRequest {