update dependencies

Author: saitho

go.mod

@@ -14,7 +14,6 @@ require (
 	github.com/hashicorp/hil v0.0.0-20190212132231-97b3a9cdfa93 // indirect
 	github.com/hashicorp/terraform v0.12.6
 	github.com/hashicorp/yamux v0.0.0-20181012175058-2f1d1f20f75d // indirect
-	github.com/kr/pty v1.1.3 // indirect
 	github.com/kylelemons/godebug v1.1.0 // indirect
 	github.com/mattn/go-isatty v0.0.7 // indirect
 	github.com/miekg/dns v1.1.15
@@ -35,3 +34,5 @@ replace (
 	github.com/ldez/go-auroradns => github.com/ldez/go-auroradns/v2 v2.0.2
 	sourcegraph.com/sourcegraph/go-diff => github.com/sourcegraph/go-diff v0.5.1
 )
+
+go 1.13

go.sum

@@ -210,6 +210,7 @@ github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXi
 github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
 github.com/google/uuid v1.1.1 h1:Gkbcsh/GbpXz7lPftLA3P6TYMwjCLYm83jiFQZF/3gY=
 github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/googleapis/gax-go v2.0.0+incompatible h1:j0GKcs05QVmm7yesiZq2+9cxHkNK9YM6zKx4D2qucQU=
 github.com/googleapis/gax-go v2.0.0+incompatible/go.mod h1:SFVmujtThgffbyetf+mdk2eWhX2bMyUtNHzFKcPA9HY=
 github.com/googleapis/gax-go/v2 v2.0.3/go.mod h1:LLvjysVCY1JZeum8Z6l8qUty8fiNwE08qbEPm1M08qg=
 github.com/googleapis/gax-go/v2 v2.0.4 h1:hU4mGcQI4DaAYW+IbTun+2qEZVFxK0ySjQLTbS0VQKc=