Update module gorilla/sessions to v1

Author: renovate-bot

go.mod

@@ -33,7 +33,7 @@ require (
 	github.com/gorilla/mux v1.7.3
 	github.com/gorilla/schema v1.1.0
 	github.com/gorilla/securecookie v1.1.1
-	github.com/gorilla/sessions v0.0.0-20180115173807-fe21b6a095cd
+	github.com/gorilla/sessions v1.1.3
 	github.com/imkira/go-interpol v1.1.0 // indirect
 	github.com/jinzhu/gorm v1.9.10
 	github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af // indirect

go.sum

@@ -188,6 +188,7 @@ github.com/gorilla/securecookie v1.1.1 h1:miw7JPhV+b/lAHSXz4qd/nN9jRiAFV5FwjeKyC
 github.com/gorilla/securecookie v1.1.1/go.mod h1:ra0sb63/xPlUeL+yeDciTfxMRAA+MP+HVt/4epWDjd4=
 github.com/gorilla/sessions v0.0.0-20180115173807-fe21b6a095cd h1:nmMKtJIKxAtq/TUlzepEFjDZvNlX48SqT2TykHdCG5I=
 github.com/gorilla/sessions v0.0.0-20180115173807-fe21b6a095cd/go.mod h1:+WVp8kdw6VhyKExm03PAMRn2ZxnPtm58pV0dBVPdhHE=
+github.com/gorilla/sessions v1.1.3/go.mod h1:8KCfur6+4Mqcc6S0FEfKuN15Vl5MgXW92AE8ovaJD0w=
 github.com/gorilla/websocket v1.4.0/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
 github.com/gostaticanalysis/analysisutil v0.0.0-20190318220348-4088753ea4d3/go.mod h1:eEOZF4jCKGi+aprrirO9e7WKB3beBRtWgqGunKl6pKE=
 github.com/grpc-ecosystem/go-grpc-middleware v1.0.0/go.mod h1:FiyG127CGDf3tlThmgyCl78X/SZQqEOJBCDaAfeWzPs=