Chore: Add Enterprise dependencies (#29994)

* Docs: update auditing docs

* Chore: Add Enterprise dependencies

* Apply suggestions from code review

Co-authored-by: Agnès Toulet <agnes.toulet@gmail.com>
Co-authored-by: Emil Tullstedt <emil.tullstedt@grafana.com>

go.mod

@@ -20,6 +20,7 @@ require (
 	github.com/benbjohnson/clock v0.0.0-20161215174838-7dc76406b6d3
 	github.com/bradfitz/gomemcache v0.0.0-20190913173617-a41fca850d0b
 	github.com/centrifugal/centrifuge v0.13.0
+	github.com/cortexproject/cortex v1.4.1-0.20201022071705-85942c5703cf
 	github.com/crewjam/saml v0.4.6-0.20201227203850-bca570abb2ce
 	github.com/davecgh/go-spew v1.1.1
 	github.com/denisenkom/go-mssqldb v0.0.0-20200620013148-b91950f658ec
@@ -43,7 +44,7 @@ require (
 	github.com/gosimple/slug v1.4.2
 	github.com/grafana/grafana-plugin-model v0.0.0-20190930120109-1fc953a61fb4
 	github.com/grafana/grafana-plugin-sdk-go v0.79.0
-	github.com/grafana/loki v1.6.0
+	github.com/grafana/loki v1.6.2-0.20201026154740-6978ee5d7387
 	github.com/grpc-ecosystem/go-grpc-middleware v1.2.1
 	github.com/hashicorp/go-hclog v0.12.2
 	github.com/hashicorp/go-plugin v1.2.2
@@ -93,7 +94,7 @@ require (
 	google.golang.org/grpc v1.33.1
 	gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc // indirect
 	gopkg.in/asn1-ber.v1 v1.0.0-20181015200546-f715ec2f112d // indirect
-	gopkg.in/ini.v1 v1.51.0
+	gopkg.in/ini.v1 v1.57.0
 	gopkg.in/ldap.v3 v3.0.2
 	gopkg.in/macaron.v1 v1.3.9
 	gopkg.in/mail.v2 v2.3.1

pkg/extensions/main.go

@@ -5,6 +5,7 @@ import (
 	// remove the cron (v1) dependency
 
 	_ "github.com/beevik/etree"
+	_ "github.com/cortexproject/cortex/pkg/util"
 	_ "github.com/crewjam/saml"
 	_ "github.com/gobwas/glob"
 	"github.com/grafana/grafana/pkg/registry"