Update azure plugin to fix tag-based filtering

go.mod

@@ -19,7 +19,7 @@ require (
 	github.com/google/go-cmp v0.5.6
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.6.0
 	github.com/hashicorp/boundary-plugin-host-aws v0.0.0-20210928175609-6345faccf578
-	github.com/hashicorp/boundary-plugin-host-azure v0.0.0-20210929210209-bb97249db88d
+	github.com/hashicorp/boundary-plugin-host-azure v0.0.0-20210930043837-3542fae64d2e
 	github.com/hashicorp/boundary/api v0.0.18
 	github.com/hashicorp/boundary/sdk v0.0.11-0.20210928201932-8b1ca4b0b8b9
 	github.com/hashicorp/cap v0.1.1

go.sum

@@ -425,8 +425,8 @@ github.com/grpc-ecosystem/grpc-gateway/v2 v2.6.0/go.mod h1:qrJPVzv9YlhsrxJc3P/Q8
 github.com/hailocab/go-hostpool v0.0.0-20160125115350-e80d13ce29ed/go.mod h1:tMWxXQ9wFIaZeTI9F+hmhFiGpFmhOHzyShyFUhRm0H4=
 github.com/hashicorp/boundary-plugin-host-aws v0.0.0-20210928175609-6345faccf578 h1:XrH7otQgHtqcYX1qbO10DypzjEBwYdtYcIEc9d1BG5w=
 github.com/hashicorp/boundary-plugin-host-aws v0.0.0-20210928175609-6345faccf578/go.mod h1:TbqGUjL8yDVqdoEHCiEPoE7lv5yfQRKxqPinfGUeC30=
-github.com/hashicorp/boundary-plugin-host-azure v0.0.0-20210929210209-bb97249db88d h1:WPcdLfDLQVhejIbvSfNp3uV5lJ42eLktqKfUpj1NP4w=
-github.com/hashicorp/boundary-plugin-host-azure v0.0.0-20210929210209-bb97249db88d/go.mod h1:dtbUh5NNMbV9pZNncSNo3JPoG3zm9LeMBYz+lKVdv0c=
+github.com/hashicorp/boundary-plugin-host-azure v0.0.0-20210930043837-3542fae64d2e h1:UfEvqkWfyIQ846nFeAWKnS9HAtP9xLk3NxqU3+zLeZY=
+github.com/hashicorp/boundary-plugin-host-azure v0.0.0-20210930043837-3542fae64d2e/go.mod h1:dtbUh5NNMbV9pZNncSNo3JPoG3zm9LeMBYz+lKVdv0c=
 github.com/hashicorp/cap v0.1.1 h1:GjO4+9+H0wv/89YoEsxeVc2jIizL19r5v5l2lpaH8Kg=
 github.com/hashicorp/cap v0.1.1/go.mod h1:VfBvK2ULRyqsuqAnjgZl7HJ7/CGMC7ro4H5eXiZuun8=
 github.com/hashicorp/consul/api v1.1.0/go.mod h1:VmuI/Lkw1nC05EYQWNKwWGbkg+FbDBtguAZLlVdkD9Q=